[Maintenance Notice]
We will have a server maintenance during the following time. The SkyPhone service will be available, but the maintenance might cause instability in the service during the time.
We are very sorry for any inconvenience this may cause you and appreciate your understanding.
Maintenance Period: Tuesday, June 23, 2026, 9:00 am – 12:00 noon (JST)
The acquired master number (incoming call only number) cannot be changed.
If there is no problem in using the system, please delete the master account and then register a new master account again.
*Please note that the original number cannot be restored after the master account is deleted.
If you need our support, click here to contact us.
Business hours to reply to your message: Monday to Friday 10:00 AM to 5:00 PM (JST), except for national holidays