委員等（内部）

2021

1. International Conference on Industry 4.0, Artificial Intelligence, and Communications Technology (IAICT), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2021/02-2022/01).
   International Conference on Industry 4.0, Artificial Intelligence, and Communications Technology (IAICT), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2021/02-2022/01).

2020

1. IEEE International Conference on Communication, Networks and Satellite (COMNETSAT), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2020/11-2021/10).
   IEEE International Conference on Communication, Networks and Satellite (COMNETSAT), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2020/11-2021/10).
2. International Symposium of Antennas and Propagation (ISAP), Reviewer (2020/10-2021/09).
   International Symposium of Antennas and Propagation (ISAP), Reviewer (2020/10-2021/09).
3. IEEE International RF and Microwave Conference (RFM), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2020/09-2021/08).
   IEEE International RF and Microwave Conference (RFM), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2020/09-2021/08).
4. IEEE International Conference on Consumer Electronics (ICCE), Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2020/09-2021/08).
   IEEE International Conference on Consumer Electronics (ICCE), Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2020/09-2021/08).
5. IEEE International Symposium on Electrical and Electronics Engineering (ISEE), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2020/08-2021/07).
   IEEE International Symposium on Electrical and Electronics Engineering (ISEE), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2020/08-2021/07).
6. IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2020/08-2021/07).
   IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2020/08-2021/07).
7. IEEE International Conference on Communications (ICC) on Communication QoS, Reliability and Modeling (CQRM), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2020/06-2021/05).
   IEEE International Conference on Communications (ICC) on Communication QoS, Reliability and Modeling (CQRM), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2020/06-2021/05).
8. Asia-Pacific Microwave Conference (APMC 2020), Reviewer (2020/06-2021/05).
   Asia-Pacific Microwave Conference (APMC 2020), Reviewer (2020/06-2021/05).
9. 情報伝送と信号処理ワークショップ実行委員会, 実行委員, 電子情報通信学会 (2020/06-2021/05).
   Communication workshop, Steering committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2020/06-2021/05).
10. 電子情報通信学会ワイドバンドシステム研究会, 研究専門委員 (2020/06-2021/05).
    Technical committee of wideband systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2020/06-2021/05).
11. 電子情報通信学会通信方式研究会, 研究専門委員 (2020/06-2021/05).
    Technical committee of communication systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2020/06-2021/05).
12. 電子情報通信学会論文誌編集委員会, 常任論文査読委員 (2020/06-2021/05).
    Review committee of IEICE Transactions, Desinated reviewer, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2020/06-2021/05).
13. 電気学会論文誌編集委員会, 論文査読委員 (2020/05-2021/04).
    Review committee of IEEJ Transactions, Reviewer, The Institute of Electrical Engineers of Japan (IEEJ) (2020/05-2021/04).
14. Asia Pacific Conference on Wireless and Mobile (APWiMob 2021), Technical program committee (TPC) member (2020/04-2021/03).
    Asia Pacific Conference on Wireless and Mobile (APWiMob 2021), Technical program committee (TPC) member (2020/04-2021/03).
15. 映像情報メディア学会誌編集委員会, 論文査読委員 (2020/04-2021/03).
    Review committee of ITE Transactions, Reviewer, The Institute of Image Information and Television Engineers (ITE) (2020/04-2021/03).
16. 映像情報メディア学会中国支部運営委員会, 運営委員 (2020/04-2021/03).
    Chugoku district steering committee of ITE, Steering committee member, The Institute of Image Information and Television Engineers (ITE) (2020/04-2021/03).
17. 中国情報通信懇談会, 委員 (2020/04-2021/03).
    Chugoku Info-communication Conference, Committee member (2020/04-2021/03).
18. 宇宙工学委員会, 研究班員, 宇宙航空研究開発機構 (JAXA) (2020/04-2021/03).
    Space engineering committee, Research committee member, Japan Aerospace Exploration Agency (JAXA) (2020/04-2021/03).

2019

1. Japan-Africa Conference on Electronics, Communications, and Computers (JAC-ECC 2019), Technical program committee (TPC) member (2019/09-2020/08).
   Japan-Africa Conference on Electronics, Communications, and Computers (JAC-ECC 2019), Technical program committee (TPC) member (2019/09-2020/08).
2. IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2019/08-2020/07).
   IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2019/08-2020/07).
3. IEEE International Conference on Communications (ICC) on Communication QoS, Reliability and Modeling (CQRM), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2019/08-2020/07).
   IEEE International Conference on Communications (ICC) on Communication QoS, Reliability and Modeling (CQRM), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2019/08-2020/07).
4. Asia-Pacific Microwave Conference (APMC 2019), Reviewer (2019/05-2020/04).
   Asia-Pacific Microwave Conference (APMC 2019), Reviewer (2019/05-2020/04).
5. 電子情報通信学会ワイドバンドシステム研究会, 研究専門委員 (2019/05-2020/05).
   Technical committee of wideband systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2019/05-2020/05).
6. 情報伝送と信号処理ワークショップ実行委員会, 実行委員, 電子情報通信学会 (2019/05-2020/05).
   Communication workshop, Steering committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2019/05-2020/05).
7. 電子情報通信学会論文誌編集委員会, 常任論文査読委員 (2019/05-2020/05).
   Review committee of IEICE Transactions, Desinated reviewer, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2019/05-2020/05).
8. 映像情報メディア学会誌編集委員会, 論文査読委員 (2019/05-2020/05).
   Review committee of ITE Transactions, Reviewer, The Institute of Image Information and Television Engineers (ITE) (2019/05-2020/05).
9. 電子情報通信学会通信方式研究会, 研究専門委員 (2019/05-2020/05).
   Technical committee of communication systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2019/05-2020/05).
10. 電気学会論文誌編集委員会, 論文査読委員 (2019/05-2020/05).
    Review committee of IEEJ Transactions, Reviewer, The Institute of Electrical Engineers of Japan (IEEJ) (2019/05-2020/05).
11. 映像情報メディア学会中国支部運営委員会, 運営委員 (2019/04-2020/04).
    Chugoku district steering committee of ITE, Steering committee member, The Institute of Image Information and Television Engineers (ITE) (2019/04-2020/04).
12. 中国情報通信懇談会, 委員 (2019/04-2020/03).
    Chugoku Info-communication Conference, Committee member (2019/04-2020/03).
13. 宇宙工学委員会, 研究班員, 宇宙航空研究開発機構 (JAXA) (2019/04-2020/03).
    Space engineering committee, Research committee member, Japan Aerospace Exploration Agency (JAXA) (2019/04-2020/03).
14. 2019 IEEE 10th GCC Conference & Exhibition, Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2019/02-2020/02).
    2019 IEEE 10th GCC Conference & Exhibition, Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2019/02-2020/02).
15. Vechcular Technology Conference Fall (VTC 2019 Fall - Honolulu), Reviewer (2019/01-2019/12).
    Vechcular Technology Conference Fall (VTC 2019 Fall - Honolulu), Reviewer (2019/01-2019/12).

2018

1. IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2018/08-2019/07).
   IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2018/08-2019/07).
2. IEEE Annual Consumer Communications & Networking Conference (CCNC), Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2018/08-2019/07).
   IEEE Annual Consumer Communications & Networking Conference (CCNC), Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2018/08-2019/07).
3. Japan-Africa Conference on Electronics, Communications, and Computers (JAC-ECC 2018), Technical program committee (TPC) member (2018/07-2019/07).
   Japan-Africa Conference on Electronics, Communications, and Computers (JAC-ECC 2018), Technical program committee (TPC) member (2018/07-2019/07).
4. International Symposium of Antennas and Propagation (ISAP), Reviewer (2018/06-2019/06).
   International Symposium of Antennas and Propagation (ISAP), Reviewer (2018/06-2019/06).
5. IEEE International Conference on Communications (ICC) Communication QoS, Reliability and Modeling (CQRM), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2018/06-2019/06).
   IEEE International Conference on Communications (ICC) Communication QoS, Reliability and Modeling (CQRM), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2018/06-2019/06).
6. Asia-Pacific Microwave Conference (APMC 2018), Reviewer (2018/05-2019/04).
   Asia-Pacific Microwave Conference (APMC 2018), Reviewer (2018/05-2019/04).
7. 電子情報通信学会ワイドバンドシステム研究会, 研究専門委員 (2018/05-2019/05).
   Technical committee of wideband systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2018/05-2019/05).
8. 情報伝送と信号処理ワークショップ実行委員会, 実行委員, 電子情報通信学会 (2018/05-2019/05).
   Communication workshop, Steering committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2018/05-2019/05).
9. 電子情報通信学会論文誌編集委員会, 常任論文査読委員 (2018/05-2019/05).
   Review committee of IEICE Transactions, Desinated reviewer, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2018/05-2019/05).
10. 映像情報メディア学会誌編集委員会, 論文査読委員 (2018/05-2019/05).
    Review committee of ITE Transactions, Reviewer, The Institute of Image Information and Television Engineers (ITE) (2018/05-2019/05).
11. 電子情報通信学会通信方式研究会, 研究専門委員 (2018/05-2019/05).
    Technical committee of communication systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2018/05-2019/05).
12. 電気学会論文誌編集委員会, 論文査読委員 (2018/05-2019/05).
    Review committee of IEEJ Transactions, Reviewer, The Institute of Electrical Engineers of Japan (IEEJ) (2018/05-2019/05).
13. 映像情報メディア学会中国支部運営委員会, 運営委員 (2018/04-2019/04).
    Chugoku district steering committee of ITE, Steering committee member, The Institute of Image Information and Television Engineers (ITE) (2018/04-2019/04).
14. 電子情報通信学会英文論文誌編集委員会（多彩なアクセスネットワークにおける通信技術とサービス品質に関する小特集号）, 編集委員 (2018/04-2019/03).
    Special section of communication technologies and service of qualities in various access networks of IEICE Transactions, Associate editor, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2018/04-2019/03).
15. 電気・情報関連学会中国支部連合大会, プログラム委員 (2018/04-2019/03).
    Joint committee of electronics and information societies in Chugoku district of Japan, Program Committee (PC) member (2018/04-2019/03).
16. 中国情報通信懇談会, 委員 (2018/04-2019/03).
    Chugoku Info-communication Conference, Committee member (2018/04-2019/03).
17. 宇宙工学委員会, 研究班員, 宇宙航空研究開発機構 (JAXA) (2018/04-2019/03).
    Space engineering committee, Research committee member, Japan Aerospace Exploration Agency (JAXA) (2018/04-2019/03).
18. LPWAの基礎と応用 ワイヤレスIoTセミナー 〜新技術LPWAが拓く可能性〜, 講師・デモンストレーション, 総務省中国総合通信局 (2018/03-2018/03).
    Basic of LPWA and its application - Possiblility of LPWA -, Lecturer and demostrator, Chugoku Bureau of Telecommuniations, Ministry of Internal Affairs and Communications (2018/03-2018/03).
19. International Conference on Control, Electronics, Renewable Energy, and Communications (ICCEREC 2018), Technical program committee (TPC) member (2018/01-2018/12).
    International Conference on Control, Electronics, Renewable Energy, and Communications (ICCEREC 2018), Technical program committee (TPC) member (2018/01-2018/12).

2017

1. IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2017/08-2018/07).
   IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2017/08-2018/07).
2. 電子情報通信学会無線通信システム研究会, 現地世話人 (2017/12-2017/12).
   Technical committee of radio communication systems, Local arrangement, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2017/12-2017/12).
3. 映像情報メディア学会中国支部運営委員会, 会計幹事 (2017/06-2018/06).
   Chugoku district steering committee of ITE, Accountant secretary, The Institute of Image Information and Television Engineers (ITE) (2017/06-2018/06).
4. 電子情報通信学会ワイドバンドシステム研究会, 研究専門委員 (2017/05-2018/05).
   Technical committee of wideband systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2017/05-2018/05).
5. 情報伝送と信号処理ワークショップ実行委員会, 実行委員, 電子情報通信学会 (2017/05-2018/05).
   Communication workshop, Steering committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2017/05-2018/05).
6. 電子情報通信学会論文誌編集委員会, 常任論文査読委員 (2017/05-2018/05).
   Review committee of IEICE Transactions, Desinated reviewer, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2017/05-2018/05).
7. 電子情報通信学会通信方式研究会, 研究専門委員 (2017/05-2018/05).
   Technical committee of communication systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2017/05-2018/05).
8. 電気学会論文誌編集委員会, 論文査読委員 (2017/05-2018/05).
   Review committee of IEEJ Transactions, Reviewer, The Institute of Electrical Engineers of Japan (IEEJ) (2017/05-2018/05).
9. International Symposium on Nonlinear Theory and Its Applications (NOLTA2017), Review committee member (2017/05-2018/04).
   International Symposium on Nonlinear Theory and Its Applications (NOLTA2017), Review committee member (2017/05-2018/04).
10. 電子情報通信学会英文論文誌編集委員会（ワイドバンドシステム特集号）, 編集委員 (2017/04-2018/03).
    Special section of wideband systems of IEICE Transactions, Associate editor, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2017/04-2018/03).
11. 中国情報通信懇談会, 委員 (2017/04-2018/03).
    Chugoku Info-communication Conference, Committee member (2017/04-2018/03).
12. 宇宙工学委員会, 研究班員, 宇宙航空研究開発機構 (JAXA) (2017/04-2018/03).
    Space engineering committee, Research committee member, Japan Aerospace Exploration Agency (JAXA) (2017/04-2018/03).
13. Japan-Africa Conference on Electronics, Communications, and Computers (JAC-ECC 2017), Technical program committee (TPC) member (2017/01-2017/12).
    Japan-Africa Conference on Electronics, Communications, and Computers (JAC-ECC 2017), Technical program committee (TPC) member (2017/01-2017/12).
14. International Conference on Control, Electronics, Renewable Energy, and Communications (ICCEREC 2017), Technical program committee (TPC) member (2017/01-2017/12).
    International Conference on Control, Electronics, Renewable Energy, and Communications (ICCEREC 2017), Technical program committee (TPC) member (2017/01-2017/12).
15. International Conference on Communications (ICC 2017),, Technical program committee (TPC) member (2017/01-2017/12).
    International Conference on Communications (ICC 2017),, Technical program committee (TPC) member (2017/01-2017/12).
16. Globecom 2017, Technical program committee (TPC) member (2017/01-2017/12).
    Globecom 2017, Technical program committee (TPC) member (2017/01-2017/12).

2016

1. IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2016/08-2017/07).
   IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2016/08-2017/07).
2. 映像情報メディア学会中国支部運営委員会, 会計幹事 (2016/06-2017/06).
   Chugoku district steering committee of ITE, Accountant secretary, The Institute of Image Information and Television Engineers (ITE) (2016/06-2017/06).
3. 電子情報通信学会ワイドバンドシステム研究会, 研究専門委員 (2016/05-2017/05).
   Technical committee of wideband systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2016/05-2017/05).
4. 情報伝送と信号処理ワークショップ実行委員会, 実行委員, 電子情報通信学会 (2016/05-2017/05).
   Communication workshop, Steering committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2016/05-2017/05).
5. 電子情報通信学会論文誌編集委員会, 常任論文査読委員 (2016/05-2017/05).
   Review committee of IEICE Transactions, Desinated reviewer, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2016/05-2017/05).
6. 映像情報メディア学会誌編集委員会, 論文査読委員 (2016/05-2017/05).
   Review committee of ITE Transactions, Reviewer, The Institute of Image Information and Television Engineers (ITE) (2016/05-2017/05).
7. 電子情報通信学会通信方式研究会, 研究専門委員 (2016/05-2017/05).
   Technical committee of communication systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2016/05-2017/05).
8. 電気学会論文誌編集委員会, 論文査読委員 (2016/05-2017/05).
   Review committee of IEEJ Transactions, Reviewer, The Institute of Electrical Engineers of Japan (IEEJ) (2016/05-2017/05).
9. 映像情報メディア学会, 代議員 (2016/04-2017/04).
   The Institute of Image Information and Television Engineers (ITE), Delegate (2016/04-2017/04).
10. 電子情報通信学会英文論文誌編集委員会（ワイドバンドシステム特集号）, 編集委員 (2016/04-2017/03).
    Special section of wideband systems of IEICE Transactions, Associate editor, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2016/04-2017/03).
11. 中国情報通信懇談会, 委員 (2016/04-2017/03).
    Chugoku Info-communication Conference, Committee member (2016/04-2017/03).
12. 宇宙工学委員会, 研究班員, 宇宙航空研究開発機構 (JAXA) (2016/04-2017/03).
    Space engineering committee, Research committee member, Japan Aerospace Exploration Agency (JAXA) (2016/04-2017/03).
13. International Japan-Egypt Conference on Electronics, Communications and Computers (JEC-ECC 2016), Program committee (PC) member (2016/01-2016/12).
    International Japan-Egypt Conference on Electronics, Communications and Computers (JEC-ECC 2016), Program committee (PC) member (2016/01-2016/12).
14. International Conference on Communications (ICC 2016), Technical program committee (TPC) member (2016/01-2016/12).
    International Conference on Communications (ICC 2016), Technical program committee (TPC) member (2016/01-2016/12).
15. Asia-Pacific Conference on Communications (APCC 2016), Technical program committee (TPC) member (2016/01-2016/12).
    Asia-Pacific Conference on Communications (APCC 2016), Technical program committee (TPC) member (2016/01-2016/12).

2015

1. IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2015/08-2016/07).
   IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2015/08-2016/07).
2. X帯無線航行レーダー帯域における気象レーダーの利用に関する調査検討会, 座長代理・部会長, 総務省中国総合通信局 (2015/07-2016/03).
   Investigation of meteorological radar usage in X-band radio navigation radar bands, Vice chair, Chugoku district of Ministry of Internal Affairs and Communications of Japan (2015/07-2016/03).
3. 映像情報メディア学会中国支部運営委員会, 会計幹事 (2015/06-2016/06).
   Chugoku district steering committee of ITE, Accountant secretary, The Institute of Image Information and Television Engineers (ITE) (2015/06-2016/06).
4. 電子情報通信学会ワイドバンドシステム研究会, 研究専門委員 (2015/05-2016/05).
   Technical committee of wideband systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2015/05-2016/05).
5. 情報伝送と信号処理ワークショップ実行委員会, 実行委員, 電子情報通信学会 (2015/05-2016/05).
   Communication workshop, Steering committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2015/05-2016/05).
6. 電子情報通信学会論文誌編集委員会, 常任論文査読委員 (2015/05-2016/05).
   Review committee of IEICE Transactions, Desinated reviewer, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2015/05-2016/05).
7. 映像情報メディア学会誌編集委員会, 論文査読委員 (2015/05-2016/05).
   Review committee of ITE Transactions, Reviewer, The Institute of Image Information and Television Engineers (ITE) (2015/05-2016/05).
8. 電子情報通信学会通信方式研究会, 幹事 (2015/05-2016/05).
   Technical committee of communication systems, Secretary, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2015/05-2016/05).
9. 電気学会論文誌編集委員会, 論文査読委員 (2015/05-2016/05).
   Review committee of IEEJ Transactions, Reviewer, The Institute of Electrical Engineers of Japan (IEEJ) (2015/05-2016/05).
10. 映像情報メディア学会, 代議員 (2015/04-2016/04).
    The Institute of Image Information and Television Engineers (ITE), Delegate (2015/04-2016/04).
11. 電子情報通信学会英文論文誌編集委員会（ワイドバンドシステム特集号）, 編集委員 (2015/04-2016/03).
    Special section of wideband systems of IEICE Transactions, Associate editor, The Institute of Electronics, Information, and Communication Engineers (IEICE) (2015/04-2016/03).
12. 電気・情報関連学会中国支部連合大会, 会計幹事 (2015/04-2016/03).
    Joint committee of electronics and information societies in Chugoku district of Japan, Accountant secretary (2015/04-2016/03).
13. 中国情報通信懇談会, 委員 (2015/04-2016/03).
    Chugoku Info-communication Conference, Committee member (2015/04-2016/03).
14. 宇宙工学委員会, 研究班員, 宇宙航空研究開発機構 (JAXA) (2015/04-2016/03).
    Space engineering committee, Research committee member, Japan Aerospace Exploration Agency (JAXA) (2015/04-2016/03).
15. International Japan-Egypt Conference on Electronics, Communications and Computers (JEC-ECC 2015), Program committee (PC) member (2015/01-2016/12).
    International Japan-Egypt Conference on Electronics, Communications and Computers (JEC-ECC 2015), Program committee (PC) member (2015/01-2016/12).
16. International Conference on Communications (ICC 2015), Technical program committee (TPC) member (2015/01-2015/12).
    International Conference on Communications (ICC 2015), Technical program committee (TPC) member (2015/01-2015/12).
17. IEEE International Symposium on Personal, Indoor, and Mobile Radio Commucations (PIMRC 2015) - Fundamentals and PHY Track, Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2015/01-2015/12).
    IEEE International Symposium on Personal, Indoor, and Mobile Radio Commucations (PIMRC 2015) - Fundamentals and PHY Track, Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2015/01-2015/12).
18. IEEE International Symposium on Communications and Information Technologies (ISCIT 2015), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2015/01-2015/12).
    IEEE International Symposium on Communications and Information Technologies (ISCIT 2015), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2015/01-2015/12).
19. Asia-Pacific Symposium on Information and Telecommunication Technologies (APSITT 2015), Reviewer (2015/01-2015/12).
    Asia-Pacific Symposium on Information and Telecommunication Technologies (APSITT 2015), Reviewer (2015/01-2015/12).

2014

1. IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2014/08-2015/07).
   IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2014/08-2015/07).
2. 電子情報通信学会ワイドバンドシステム研究会, 研究専門委員 (2014/05-2015/05).
   Technical committee of wideband systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2014/05-2015/05).
3. 情報伝送と信号処理ワークショップ実行委員会, 実行委員, 電子情報通信学会 (2014/05-2015/05).
   Communication workshop, Steering committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2014/05-2015/05).
4. 電子情報通信学会論文誌編集委員会, 常任論文査読委員 (2014/05-2015/05).
   Review committee of IEICE Transactions, Desinated reviewer, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2014/05-2015/05).
5. 映像情報メディア学会誌編集委員会, 論文査読委員 (2014/05-2015/05).
   Review committee of ITE Transactions, Reviewer, The Institute of Image Information and Television Engineers (ITE) (2014/05-2015/05).
6. 電子情報通信学会通信方式研究会, 幹事 (2014/05-2015/05).
   Technical committee of communication systems, Secretary, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2014/05-2015/05).
7. 電気学会論文誌編集委員会, 論文査読委員 (2014/05-2015/05).
   Review committee of IEEJ Transactions, Reviewer, The Institute of Electrical Engineers of Japan (2014/05-2015/05).
8. Asia-Pacific Microwave Conference (APMC 2014), Reviewer (2014/05-2015/04).
   Asia-Pacific Microwave Conference (APMC 2014), Reviewer (2014/05-2015/04).
9. 映像情報メディア学会中国支部運営委員会, 支部長 (2014/04-2015/04).
   Chugoku district steering committee of ITE, Chair, The Institute of Image Information and Television Engineers (ITE) (2014/04-2015/04).
10. 電子情報通信学会英文論文誌編集委員会（ワイドバンドシステム特集号）, 編集委員 (2014/04-2015/03).
    Special section of wideband systems of IEICE Transactions, Associate editor, The Institute of Electronics, Information, and Communication Engineers (IEICE) (2014/04-2015/03).
11. 中国情報通信懇談会, 委員 (2014/04-2015/03).
    Chugoku Info-communication Conference, Committee member (2014/04-2015/03).
12. 宇宙工学委員会, 研究班員, 宇宙航空研究開発機構 (JAXA) (2014/04-2015/03).
    Space engineering committee, Research committee member, Japan Aerospace Exploration Agency (JAXA) (2014/04-2015/03).
13. 電子情報通信学会通信方式研究会, 現地世話人 (2014/04-2014/04).
    Technical committee of communication systems, Local arrangement, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2014/04-2014/04).
14. International Japan-Egypt Conference on Electronics, Communications and Computers (JEC-ECC 2014), Program committee (PC) member (2014/01-2015/12).
    International Japan-Egypt Conference on Electronics, Communications and Computers (JEC-ECC 2014), Program committee (PC) member (2014/01-2015/12).
15. International Symposium on Technology Management and Emerging Technologies (ISTMET 2014), Designated reviewer (2014/01-2014/12).
    International Symposium on Technology Management and Emerging Technologies (ISTMET 2014), Designated reviewer (2014/01-2014/12).
16. International Conference on Computer and Communications Engineering (ICOCOE 2014), Technical program committee (TPC) member (2014/01-2014/12).
    International Conference on Computer and Communications Engineering (ICOCOE 2014), Technical program committee (TPC) member (2014/01-2014/12).
17. International Conference on Computer Entertainment and Virtual Environments (ICCEVE 2014), Technical program committee (TPC) member (2014/01-2014/12).
    International Conference on Computer Entertainment and Virtual Environments (ICCEVE 2014), Technical program committee (TPC) member (2014/01-2014/12).
18. International Conference on Communications (ICC 2014), Technical program committee (TPC) member (2014/01-2014/12).
    International Conference on Communications (ICC 2014), Technical program committee (TPC) member (2014/01-2014/12).
19. IEEE Symposium on Computer Applications and Industrial Electronics (ISCAIE 2014), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2014/01-2014/12).
    IEEE Symposium on Computer Applications and Industrial Electronics (ISCAIE 2014), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2014/01-2014/12).
20. IEEE International Symposium on Personal, Indoor, and Mobile Radio Commucations (PIMRC 2014) - Fundamentals and PHY Track, Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2014/01-2014/12).
    IEEE International Symposium on Personal, Indoor, and Mobile Radio Commucations (PIMRC 2014) - Fundamentals and PHY Track, Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2014/01-2014/12).

2013

1. IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2013/08-2014/07).
   IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2013/08-2014/07).
2. 映像情報メディア学会誌編集委員会, 論文査読委員 (2013/09-2014/05).
   Review committee of ITE Transactions, Review member, The Institute of Image Information and Television Engineers (ITE) (2013/09-2014/05).
3. 電子情報通信学会ワイドバンドシステム研究会, 研究専門委員 (2013/05-2014/05).
   Technical committee of wideband systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2013/05-2014/05).
4. 電子情報通信学会論文誌編集委員会, 常任論文査読委員 (2013/05-2014/05).
   Review committee of IEICE Transactions, Desinated reviewer, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2013/05-2014/05).
5. 電子情報通信学会通信方式研究会, 研究専門委員 (2013/05-2014/05).
   Technical committee of communication systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2013/05-2014/05).
6. 電気学会論文誌編集委員会, 論文査読委員 (2013/05-2014/05).
   Review committee of IEEJ Transactions, Reviewer, The Institute of Electrical Engineers of Japan (IEEJ) (2013/05-2014/05).
7. 電子情報通信学会スマート無線研究会, 現地世話人 (2013/05-2013/05).
   Technical committee on smart radios, Local arrangement, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2013/05-2013/05).
8. 映像情報メディア学会中国支部運営委員会, 運営委員 (2013/04-2014/04).
   Chugoku district steering committee of ITE, Steering committee member, The Institute of Image Information and Television Engineers (ITE) (2013/04-2014/04).
9. 電子情報通信学会英文論文誌編集委員会（ワイドバンドシステム特集号）, 編集委員 (2013/04-2014/03).
   Special section of wideband systems of IEICE Transactions, Associate editor, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2013/04-2014/03).
10. 中国情報通信懇談会, 委員 (2013/04-2014/03).
    Chugoku Info-communication Conference, Committee member (2013/04-2014/03).
11. 宇宙工学委員会, 研究班員, 宇宙航空研究開発機構 (JAXA) (2013/04-2014/03).
    Space engineering committee, Research committee member, Japan Aerospace Exploration Agency (JAXA) (2013/04-2014/03).
12. IEEE International Symposium on Wireless Technology and Applications (ISWTA 2013), Designated reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2013/03-2013/12).
    IEEE International Symposium on Wireless Technology and Applications (ISWTA 2013), Designated reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2013/03-2013/12).
13. Vechcular Technology Conference Fall (VTC 2013 Fall - Las Vegas), Technical program committee (TPC) member (2013/01-2013/12).
    Vechcular Technology Conference Fall (VTC 2013 Fall - Las Vegas), Technical program committee (TPC) member (2013/01-2013/12).
14. International Japan-Egypt Conference on Electronics, Communications and Computers (JEC-ECC 2013), Program committee (PC) member (2013/01-2013/12).
    International Japan-Egypt Conference on Electronics, Communications and Computers (JEC-ECC 2013), Program committee (PC) member (2013/01-2013/12).
15. International Conference on Connected Vehicles and Expo (ICCVE 2013), Technical program committee (TPC) member (2013/01-2013/12).
    International Conference on Connected Vehicles and Expo (ICCVE 2013), Technical program committee (TPC) member (2013/01-2013/12).
16. International Conference on Computer Entertainment and Virtual Environments (ICCEVE 2013), Technical program committee (TPC) member (2013/01-2013/12).
    International Conference on Computer Entertainment and Virtual Environments (ICCEVE 2013), Technical program committee (TPC) member (2013/01-2013/12).
17. International Conference on Communications (ICC 2013), Technical program committee (TPC) member (2013/01-2013/12).
    International Conference on Communications (ICC 2013), Technical program committee (TPC) member (2013/01-2013/12).
18. IEEE Symposium on Computers and Infomatics (ISCI 2013), Designated reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2013/01-2013/12).
    IEEE Symposium on Computers and Infomatics (ISCI 2013), Designated reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2013/01-2013/12).
19. IEEE International Symposium on Personal, Indoor, and Mobile Radio Commucations (PIMRC 2013) - Fundamentals and PHY Track, Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2013/01-2013/12).
    IEEE International Symposium on Personal, Indoor, and Mobile Radio Commucations (PIMRC 2013) - Fundamentals and PHY Track, Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2013/01-2013/12).
20. IEEE International Symposium on Computer Applications and Industrial Electronics (ISCAIE 2013), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2013/01-2013/12).
    IEEE International Symposium on Computer Applications and Industrial Electronics (ISCAIE 2013), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2013/01-2013/12).
21. IEEE International RF and Microwave Conference (RFM 2013), Designated reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2013/01-2013/12).
    IEEE International RF and Microwave Conference (RFM 2013), Designated reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2013/01-2013/12).

2012

1. IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2012/08-2013/07).
   IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2012/08-2013/07).
2. 電子情報通信学会ワイドバンドシステム研究会, 研究専門委員 (2012/05-2013/05).
   Technical committee of wideband systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2012/05-2013/05).
3. 電子情報通信学会論文誌編集委員会, 常任論文査読委員 (2012/05-2013/05).
   Review committee of IEICE Transactions, Desinated reviewer, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2012/05-2013/05).
4. 電子情報通信学会通信方式研究会, 研究専門委員 (2012/05-2013/05).
   Technical committee of communication systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2012/05-2013/05).
5. 電気学会論文誌編集委員会, 論文査読委員 (2012/05-2013/05).
   Review committee of IEEJ Transactions, Reviewer, The Institute of Electrical Engineers of Japan (IEEJ) (2012/05-2013/05).
6. 電子情報通信学会英文論文誌編集委員会（ワイドバンドシステム特集号）, 編集委員 (2012/04-2013/03).
   Special section of wideband systems of IEICE Transactions, Associate editor, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2012/04-2013/03).
7. 中国情報通信懇談会, 委員 (2012/04-2013/03).
   Chugoku Info-communication Conference, Committee member (2012/04-2013/03).
8. 宇宙工学委員会, 研究班員, 宇宙航空研究開発機構 (JAXA) (2012/04-2013/03).
   Space engineering committee, Research committee member, Japan Aerospace Exploration Agency (JAXA) (2012/04-2013/03).
9. Vechcular Technology Conference Spring (VTC 2013 Spring - Dresden), Technical program committee (TPC) member (2012/01-2012/12).
   Vechcular Technology Conference Spring (VTC 2013 Spring - Dresden), Technical program committee (TPC) member (2012/01-2012/12).
10. IEEE Symposium on Wireless Technology and Applications (ISWTA 2012), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2012/01-2012/12).
    IEEE Symposium on Wireless Technology and Applications (ISWTA 2012), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2012/01-2012/12).
11. IEEE Conference on Communications (ICC 2012) - Communication QoS, Reliability and Modeling (CQRM), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2012/01-2012/12).
    IEEE Conference on Communications (ICC 2012) - Communication QoS, Reliability and Modeling (CQRM), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2012/01-2012/12).
12. IEEE Asia-Pacific Conference on Applied Electromagnetics (APACE 2012), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2012/01-2012/12).
    IEEE Asia-Pacific Conference on Applied Electromagnetics (APACE 2012), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2012/01-2012/12).

2011

1. デジタル防災行政無線の普及促進に向けた調査検討会, 座長代理・部会長, 総務省中国総合通信局 (2011/11-2012/03).
   Investigation of digital public radio, Vice chair, Chugoku district of Ministry of Internal Affairs and Communications of Japan (2011/11-2012/03).
2. IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2011/08-2012/07).
   IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2011/08-2012/07).
3. 電子情報通信学会ワイドバンドシステム研究会, 研究専門委員 (2011/05-2012/05).
   Technical committee of wideband systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2011/05-2012/05).
4. 電子情報通信学会論文誌編集委員会, 常任論文査読委員 (2011/05-2012/05).
   Review committee of IEICE Transactions, Desinated reviewer, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2011/05-2012/05).
5. 電子情報通信学会通信方式研究会, 研究専門委員 (2011/05-2012/05).
   Technical committee of communication systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2011/05-2012/05).
6. 電子情報通信学会英文論文誌編集委員会（ワイドバンドシステム特集号）, 編集委員 (2011/04-2012/03).
   Special section of wideband systems of IEICE Transactions, Associate editor, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2011/04-2012/03).
7. 中国情報通信懇談会, 委員 (2011/04-2012/03).
   Chugoku Info-communication Conference, Committee member (2011/04-2012/03).
8. 宇宙工学委員会, 研究班員, 宇宙航空研究開発機構 (JAXA) (2011/04-2012/03).
   Space engineering committee, Research committee member, Japan Aerospace Exploration Agency (JAXA) (2011/04-2012/03).
9. IEEE Conference on Communications (ICC 2011) - Communication QoS, Reliability and Modeling (CQRM), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2011/01-2011/12).
   IEEE Conference on Communications (ICC 2011) - Communication QoS, Reliability and Modeling (CQRM), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2011/01-2011/12).

2010

1. IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2010/08-2011/07).
   IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2010/08-2011/07).
2. 電子情報通信学会ワイドバンドシステム研究会, 研究専門委員 (2010/05-2011/05).
   Technical committee of wideband systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2010/05-2011/05).
3. 電子情報通信学会論文誌編集委員会, 常任論文査読委員 (2010/05-2011/05).
   Review committee of IEICE Transactions, Desinated reviewer, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2010/05-2011/05).
4. 電子情報通信学会通信方式研究会, 研究専門委員 (2010/05-2011/05).
   Technical committee of communication systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2010/05-2011/05).
5. 電子情報通信学会英文論文誌編集委員会（ワイドバンドシステム特集号）, 編集委員 (2010/04-2011/03).
   Special section of wideband systems of IEICE Transactions, Associate editor, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2010/04-2011/03).
6. 中国情報通信懇談会, 委員 (2010/04-2011/03).
   Chugoku Info-communication Conference, Committee member (2010/04-2011/03).
7. 宇宙工学委員会, 研究班員, 宇宙航空研究開発機構 (JAXA) (2010/04-2011/03).
   Space engineering committee, Research committee member, Japan Aerospace Exploration Agency (JAXA) (2010/04-2011/03).
8. International Symposium on Information Theory and its Applications and 2010 International Symposium on Spread Spectrum Techniques and Applications (ISITA 2010/ISSSTA 2010), Technical program committee (TPC) member (2010/01-2010/12).
   International Symposium on Information Theory and its Applications and 2010 International Symposium on Spread Spectrum Techniques and Applications (ISITA 2010/ISSSTA 2010), Technical program committee (TPC) member (2010/01-2010/12).

2009

1. IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2009/08-2008/07).
   IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2009/08-2008/07).
2. 電子情報通信学会ワイドバンドシステム研究会, 研究専門委員 (2009/05-2010/05).
   Technical committee of wideband systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2009/05-2010/05).
3. 電子情報通信学会論文誌編集委員会, 常任論文査読委員 (2009/05-2010/05).
   Review committee of IEICE Transactions, Desinated reviewer, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2009/05-2010/05).
4. 電子情報通信学会英文論文誌編集委員会（ワイドバンドシステム特集号）, 編集委員 (2009/04-2010/03).
   Special section of wideband systems of IEICE Transactions, Associate editor, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2009/04-2010/03).
5. 中国情報通信懇談会, 委員 (2009/04-2010/03).
   Chugoku Info-communication Conference, Committee member (2009/04-2010/03).
6. 宇宙工学委員会, 研究班員, 宇宙航空研究開発機構 (JAXA) (2009/04-2010/03).
   Space engineering committee, Research committee member, Japan Aerospace Exploration Agency (JAXA) (2009/04-2010/03).

2008

1. 青少年のための科学の祭典 第14回広島大会, 出展者, 広島市こども文化科学館 (2008/11-2008/11).
   Festival of Science for Youth 14th Hiroshima Convention, Exhibitor, Hiroshima Children’s Museum (2008/11-2008/11).
2. IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2008/08-2009/07).
   IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2008/08-2009/07).
3. 感じるロボット, 委員, JSTサイエンス・パートナー・プロジェクト(SPP) (2008/08-2008/08).
   Feel the robot, Member, Science Partner Project (SPP), Japan Science and Technology Agency (JST) (2008/08-2008/08).
4. 電子情報通信学会英文論文誌編集委員会（ワイドバンドシステム特集号）, 編集委員 (2008/05-2009/05).
   Special section of wideband systems of IEICE Transactions, Associate editor, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2008/05-2009/05).
5. 電子情報通信学会ワイドバンドシステム研究会, 研究専門委員 (2008/05-2009/05).
   Technical committee of wideband systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2008/05-2009/05).
6. 電子情報通信学会論文誌編集委員会, 常任論文査読委員 (2008/05-2009/05).
   Review committee of IEICE Transactions, Desinated reviewer, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2008/05-2009/05).
7. 中国情報通信懇談会, 委員 (2008/04-2009/03).
   Chugoku Info-communication Conference, Committee member (2008/04-2009/03).
8. 宇宙工学委員会, 研究班員, 宇宙航空研究開発機構 (JAXA) (2008/04-2009/03).
   Space engineering committee, Research committee member, Japan Aerospace Exploration Agency (JAXA) (2008/04-2009/03).
9. 電子情報通信学会無線通信システム研究会, 現地世話人 (2008/01-2008/01).
   Technical committee of radio communication systems, Local arrangement, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2008/01-2008/01).

2007

1. IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2007/08-2008/07).
   IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2007/08-2008/07).
2. 宇宙工学委員会, 研究班員, 宇宙航空研究開発機構 (JAXA) (2007/10-2008/03).
   Space engineering committee, Research committee member, Japan Aerospace Exploration Agency (JAXA) (2007/10-2008/03).
3. 電子情報通信学会ワイドバンドシステム研究会, 現地世話人 (2007/10-2007/10).
   Technical committee of wideband systems, Local arrangement, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2007/10-2007/10).
4. 電子情報通信学会ワイドバンドシステム研究会, 研究専門委員 (2007/05-2008/05).
   Technical committee of wideband systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2007/05-2008/05).
5. 電子情報通信学会論文誌編集委員会, 常任論文査読委員 (2007/05-2008/05).
   Review committee of IEICE Transactions, Desinated reviewer, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2007/05-2008/05).
6. 電子情報通信学会英文論文誌編集委員会（ワイドバンドシステム特集号）, 編集委員 (2007/04-2008/03).
   Special section of wideband systems of IEICE Transactions, Associate editor, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2007/04-2008/03).
7. 中国情報通信懇談会, 委員 (2007/04-2008/03).
   Chugoku Info-communication Conference, Committee member (2007/04-2008/03).

2006

1. IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2006/08-2007/07).
   IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2006/08-2007/07).
2. 電子情報通信学会ワイドバンドシステム研究会, 研究専門委員 (2006/05-2007/05).
   Technical committee of wideband systems, Technical committee member, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2006/05-2007/05).
3. 電子情報通信学会論文誌編集委員会, 常任論文査読委員 (2006/05-2007/05).
   Review committee of IEICE Transactions, Desinated reviewer, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2006/05-2007/05).
4. 中国情報通信懇談会, 委員 (2006/04-2007/03).
   Chugoku Info-communication Conference, Committee member (2006/04-2007/03).
5. Review committee of IEEE Vechcular Technology Conference Spring (VTC 2007 Spring - Baltimore), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2006/01-2006/12).
   Review committee of IEEE Vechcular Technology Conference Spring (VTC 2007 Spring - Baltimore), Technical program committee (TPC) member, The Institute of Electrical and Electronics Engineers (IEEE) (2006/01-2006/12).

2005

1. IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2005/08-2006/07).
   IEEE Hiroshima Section Student Symposium, Reviewer, The Institute of Electrical and Electronics Engineers (IEEE) (2005/08-2006/07).
2. 電子情報通信学会論文誌編集委員会, 常任論文査読委員 (2005/05-2006/05).
   Review committee of IEICE Transactions, Desinated reviewer, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2005/05-2006/05).
3. 中国情報通信懇談会, 委員, 財団法人電気通信振興会 (2005/04-2006/03).
   Chugoku Info-communication Conference, Committee member (2005/04-2006/03).

2004

1. 電子情報通信学会英文論文誌編集委員会, 編集委員 (2004/05-2005/05).
   Review committee of IEICE Transactions on Communications, Associate Editor, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2004/05-2005/05).

2003

1. 電子情報通信学会英文論文誌編集委員会, 編集委員 (2003/05-2004/05).
   Review committee of IEICE Transactions on Communications, Associate Editor, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2003/05-2004/05).
2. 電子情報通信学会学会誌編集委員会, 編集委員 (2003/05-2004/05).
   Review committee of IEICE Magazine, Associate Editor, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2003/05-2004/05).

2002

1. 電子情報通信学会英文論文誌編集委員会, 編集委員 (2002/05-2003/05).
   Review committee of IEICE Transactions on Communications, Associate Editor, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2002/05-2003/05).

2001

1. 電子情報通信学会英文論文誌編集委員会, 編集委員 (2001/08-2002/05).
   Review committee of IEICE Transactions on Communications, Associate Editor, The Institute of Electronics, Information, and Communications Engineers (IEICE) (2001/08-2002/05).