Hisui Kiseki

 (翡翠キセキ) is currently a seven-member Japanese idol group originally formed with four members on June 4, 2021.

They made their debut on June 26, 2021, with the release of their first digital EP Niji no Hajimari no Basho.

The group's previous structure ended on May 21, 2022 with the graduation of two members.

On July 1, 2022, the group revealed its current structure with four new members.

Current Members

 * Asami Ichika (朝海いちか; ) (Joined July 1, 2022)
 * Nakatani Mirei (仲谷水伶; ) (Original Member) - Leader
 * Mashiro Sakura (真白さくら; ) (Joined July 1, 2022)
 * Moriya Fuuka (守屋風香; ) (Joined July 1, 2022)
 * Yamamoto Maina (山本舞奈; ) (Joined July 1, 2022)
 * Sakuragi Yura (櫻木ゆら; ) (Joined June 23, 2023)
 * Horikoshi Hiyori (堀越日陽; ) (Joined June 23, 2023)

Former Members

 * Sato Aoi (佐藤碧依) (Original Member; Graduated October 17, 2021)
 * Kamiya Yuzuki (神谷優月) (Original Member; Graduated May 21, 2022)
 * Shiramatsu Yuri (白松ゆり) (Original Member; Graduated May 21, 2022)

Digital EPs

 * 1) [2021.06.26] Niji no Hajimari no Basho (虹の始まりの場所; Where the Rainbow Begins)

Trivia

 * All original members were finalists in the Sukiiro Drop audition "Sukiiro Drop AUDITION 2020".
 * The group's color is green.