PROTO PLOT

 is a Fukuoka-based idol group that debuted in April 2021.

Current Members

 * Hayami Amari (早見あまり; ) (Founding member)
 * Sato Misa (佐藤美沙; ) (Joined May 2022)

Former Members

 * Akabane Mian (赤羽みあん; ) (Founding member; Left April 2021)
 * Yasaka Sakurako (八坂桜子; ) (Founding member; Graduated March 2022)
 * Kisaragi Runa (如月月; ) (Founding member; Graduated October 14, 2022)
 * Mikuni Uka (海国憂花; ) (Joined January 26, 2023; Withdrew May 30, 2023)
 * Urakawa Moeka (浦川萌香; ) (Joined January 26, 2023; Withdrew August 21, 2023)