PHOTO UPDATE NOTIFICATION

[Yamamoto Sayaka Test ~EXTRA STAGE~] EXTRA STAGE③ Release Announcement

[Yamamoto Sayaka Test ~EXTRA STAGE~] Announcement of EXTRA STAGE② release

SYC STAFF DIARY updated!

[SYC Members Only Special Project] Team SY Special Interview Project Announcement

Announcement about Yamamoto Sayaka

A new test has been added to the [Yamamoto Sayaka Test]!

PHOTO UPDATE NOTIFICATION

[Yamamoto Sayaka SYC Newsletter No. 6] Digital version available for a limited time!

Notice regarding the period for accepting orders for the 6th issue of the Yamamoto Sayaka SYC Newsletter