- March 2020
- February 2020
- January 2020
- December 2019
- November 2019
- Powering to Latte Panda with JST PH 4P connector
- QZSS's Disaster and Crises Management Report signal reception with Spresense, a Sony's board microcomputer
- Experiment of Allystar HD9310
- Upgrade of RTK reference station antenna
- Exhibit at Hiroshima IT Exhibition 2019
- Presentation at technical committee of IEICE Communication Systems at Kirishima