They will appear as the opening act for Ado DOME TOUR 2025 "Yodaka"!

news

ファントムシータ公式アプリをリリースいたしました！

news

ハイネ1周年お祝い生配信 視聴方法のご案内

Fan Club News

The new song "Bot Bakka" will be released on Tuesday, November 11th! It's the cutest song in Phantom Siita history!

news

Notification of enrollment benefits shipping (for those who enroll in the annual plan in September 2025)

Fan Club News

Phantom Siita first published work, "怪忌蝶（Kaikicho）Photo Collection (title undecided)," is set to be released! A release event is also planned!

news

Live broadcast to celebrate Heine's 1st anniversary has been decided!

Fan Club News

[Heine] Notice of changes to membership fees for members living overseas and system maintenance

Fan Club News

"GIGA•GIGA SONIC" timetable released!

news

The renewal benefit for the fan club "Heine" has been decided to be the "Heine Card"!

Fan Club News