Utakata Partys

Utakata Partys (泡沫パーティーズ) formerly known as Kakedashi no Hikou Shoujo (駆け出しの飛行少女) is an idol group formed in April 2020 as a sister group to Nijiiro no Hikou Shoujo.

On July 30, 2020, all members except Kojima Runa graduated and the group entered hiatus.

On December 29, 2020, the group announced they would change their name to the current one.

Current

 * Kojima Runa (小島瑠那) (Original member)
 * Akatsu Kyoko (赤津杏子) (Joined February 19, 2021)
 * Tachibana Saki (立花咲希) (Joined February 19, 2021)
 * Shimazaki Koharu (島崎こはる) (Joined February 19, 2021)
 * Kawai Rina (河合里奈) (Joined October 12, 2021)
 * Mikami Kana (見上佳奈) (Joined February 28, 2022)

Former Members

 * Naruse Miku (成瀬未来; ) (Original member; Graduated July 2019)
 * Nidone Kotori (二度寝ことり; ) (Original member; Graduated November 2019)
 * Hoshi Mira (星美来; ) (Joined August 2019; Graduated July 2020)
 * Hoshino Nana (星野奈々; ) (Original member; Graduated July 2020)
 * Ibuki Aoi (伊吹蒼; ) (Original member; Graduated July 2020)
 * Moetaro (もえたろ; ) (Joined July 2019; Graduated July 2020)
 * Kurumi Kiuchi (木内くるみ) (Joined February 19, 2021; Graduated October 5, 2021)