Siegfeld Institute of Music Junior High 1st LIVE (シークフェルト音楽学院中等部 1st LIVE) is a live concert event that took place at 1000 CLUB in Yokohama on October 14, 2023.
as Stella Takachiho
as Shiro Ogami
as Ryoko Kobato
as Minku Umibe
as Kuina Moriyasu
