Yurutto Kakumeidan

 (ゆるっと革命団) is currently an eight-member Japanese idol group originally formed with five members on September 30, 2015.

They made their stage debut on October 3, 2015.

Current Members

 * Suzuki Mio (鈴木未央; Purple ) (Joined September 18, 2016; graduating March 26, 2020)
 * Shinkawa Sayane (新川紗矢音; Red ) (Joined July 22, 2017)
 * Nanase Haruka (七瀬はるか; Light Blue ) (Joined March 9, 2018) Leader
 * Shiina Neko (椎名音心; White ) (Joined March 9, 2018)
 * Sakura Mai (佐倉舞衣; Yellow ) (Joined August 29, 2018)
 * Kominato Shuka (小湊夢叶; Green ) (Joined April 26, 2019)
 * Imori Yuki (伊森ゆき; Pink ) (Joined October 24, 2019)
 * Sugawara Hina (菅原ひな; Orange ) (Joined February 16, 2020)

Former Members

 * Amahara Ruri (天原瑠理; Red ) (Founding member; graduated May 31, 2016)
 * Sakuraba Aoi (桜庭あおい; Blue ) (Joined September 18, 2016; left November 2016)
 * Usami Nano (宇佐美なの; Green ) (Founding member; graduated January 28, 2017)
 * Shirasaka Yuri (白坂祐梨; Pink ) (Founding member; graduated May 27, 2017)
 * Miura Tsukasa (三浦司彩; Green ) (Joined July 22, 2017; left late September 2017)
 * Semoto Chihiro (瀬本ちひろ; Yellow ) (Founding member; graduated May 2, 2018)
 * Arisue Hinami (有末陽菜実; Blue ) (Founding member; graduated September 11, 2016; re-joined March 2017, Fired July 2018)
 * Mochida Mayu (持田真由; Orange ) (Joined July 2016; fired July 2018)
 * Hinata Rion (日向りおん; Pink ) (Joined August 29, 2018; left July 2019)