KATACOTO * BANK

 (カタコトバンク) is currently a seven-member idol group formed on February 27, 2021.

The group was originally made up of members from KATA☆CHU and BOKU ha KIMI no KAKERA.

Current Members

 * Kurono Rika (黒乃りか; ) (Original Member; Concurrent member of BOKU ha KIMI no KAKERA.)
 * Tachibana Riiko (橘りいこ; ) (Joined January 30, 2022)
 * Narumi Runa (なるみるな; ) (Joined August 22, 2022)
 * Ayane Sora (彩音そら; ) (Joined August 22, 2022)
 * Nekomiya Momo (猫宮もも; ) (Joined January 5, 2023)
 * Mizuki Suzu (美月すず; ) (Joined January 5, 2023)
 * Kohanai Ema (小花衣えま; ) (Joined January 29, 2023)

Former Members

 * Momose Rina (百瀬りな; ) (Original Member; Graduated July 27, 2021)
 * Hirasawa Mai (平沢まい; ) (Original Member; Withdrew January 9, 2022)
 * Nanamiya Sora (七宮そら; ) (Original Member; Graduated February 5, 2022)
 * Ogino Ayaka (荻野あやか; ) (Original Member; Graduated February 5, 2022)
 * Otowa Maimi (音羽まいみ; ) (Original Member; Graduated February 5, 2022)
 * Amachi Nana (雨知なな; ) (Original Member; Left July 31, 2022)
 * Kohinata Hinano (小日向ひなの; ) (Joined July 25, 2021; Left July 31, 2022)
 * Suzumiya Kirara (涼宮きらら; ) (Joined January 30, 2022; Left July 31, 2022)
 * Takeuchi Sara (竹内さら; ) (Joined January 30, 2022; Left August 20, 2022)
 * Masuda Eimi (増田英美; ) (Original Member; Graduated January 7, 2023)
 * Hayasaka Miharu (早坂美春; ) (Original Member; Graduated January 7, 2023)
 * Momose Kako (桃星かこ; ) (Joined January 30, 2022; Withdrew January 29, 2023)

Digital Singles

 * 1) [2021.04.23] Tairyo*Recycle (タイリョウ*リサイクル)
 * 2) [2021.05.03] Kimidake☆Revolution (君だけ☆レボリューション)
 * 3) [2021.06.01] Update Kanryou!!! (アプデ完了!!!; Update Finish!!!)
 * 4) [2021.06.01] Zettai Oshiteki Daisakusen (絶対推し的大作戦; Best Strategy to my Special Fave)
 * 5) [2021.11.26] Asanagi Semishigure (朝凪セミシグレ; Cicada Cries in the Early Morning)