System maintenance notice on September, 2023

System maintenance on our service is scheduled as follows. During the maintenance period, our service will not be available. We apologize for any inconvenience caused.

Maintenance period:

from 8:00 p.m. on Saturday September 2 to 8:00 p.m. on Sunday September 3, 2023, JST

from 8:00 p.m. on Saturday September 23 to 8:00 p.m. on Sunday September 24, 2023, JST