Setsunateki Anastasia

 (刹那的アナスタシア) is a five-member Japanese idol group formed on April 1, 2021. They are produced by Sato Shiori.

They made their stage debut at Shibuya WOMB on May 16, 2021.

Members

 * Sato Shiori (佐藤栞)
 * Asahina Mahiro (朝比奈真尋)
 * Horikita Arisa (堀北亜梨沙)
 * Nakazato Aya (仲里綾)
 * Kamiya Shizuku (神谷雫)