Setsunateki Anastasia

 (刹那的アナスタシア) was a three-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.

On August 17, 2022 the group announced that they would be disbanding at their last live on September 17, 2022.

Final Line-Up

 * Sato Shiori (佐藤栞)
 * Asahina Mahiro (朝比奈真尋)
 * Horikita Arisa (堀北亜梨沙)

Former Members

 * Nakazato Aya (仲里綾) (Graduated June 19, 2022)
 * Kamiya Shizuka (神谷雫) (Graduated August 17, 2022)

Digital Mini Albums

 * [2021.09.10] departure