Thank you very much for your continued patronage of "Yamamoto Sayaka Official Fan Club (SYC)".

We will be performing system maintenance on the following dates and times.

▼Maintenance period

2022/1/20(Thu) 1:00AM - 6:00AM

*Please note that maintenance times may vary.

During this period, access to the site and all services will be unavailable.

We apologize for any inconvenience this may cause to our customers, and we appreciate your understanding and cooperation.