Nijiiro Aster

Nijiiro Aster (虹色アステール) is an idol group formed in late 2020 and set to debut in March 2021. All members are also cast members at the Nijiiro Spectre concept cafe. The group is produced by Tachibana Riko.

Current Members

 * Hoshimiya Emo (星宮えも; )
 * Shiina Saika (椎奈さいか; )
 * Shizaki Nao (紫咲なお; ) (Joined January 17, 2021)

Former Members

 * Sakura Seimi (咲良せいみ; ) (Left January 13, 2021)
 * Fujisaki Aya (藤咲あや; ) (Left January 13, 2021)
 * Hinata Ririka (日向りりか; ) (Left January 13, 2021)
 * Hazuki Misa (葉月みさ; ) (Left May 21, 2021)
 * Sorano Hana (空乃はな; ) (Left May 21, 2021)