( Information on Japan Standard Time Group )
- Time dissemination service using http/https will end on March 31, 2022.
Break schedule from May 2021
The last day the service to be provided shall be March 5, 2022. (2022/1/18)
- Ohtakadoya-yama LF Standard Time and Frequency Transmission Station will have a temporary stop of transmission due to an extra maintenance of the antenna during the time below.
09:00〜17:00 (JST) Wednesday, January 19, 2022
- No leap second will be introduced on July 1, 2022. (2022/1/6)
（No leap second was introduced on January 1, 2022.）