- NEWApril 1, 2024
- Implemented organizational changes as of April 1, 2024
- October 1, 2023
- New Business Development Group established.
- April 1, 2023
- Changes in directors
- September 1, 2022
- Changes in directors
- April 15, 2022
- Changes in directors
- February 1, 2022
- Changes in directors
- December 13, 2021
- Hokkaido Sales Office relocated
- September 1, 2021
- Hokkaido Sales Office established
- April 1, 2021
- Changes in directors
- January 4, 2021
- Changes in directors
- April 1, 2020
- Directors change and Implemented organizational changes as of April 1, 2020