GMU

 is a local idol. group based in Aomori Prefecture that was formed in September 2015.

Current Members

 * Horikawa Ai (堀川あい; ) (Leader, Joined October 1, 2019)
 * Kimura Rina (木村莉奈; ) (Joined October 1, 2019)
 * Narumi Luna (鳴海ルナ; ) (Joined April 1, 2021)
 * Momoha Mai (桃葉まい; ) (Joined January 26, 2022)
 * Mizuki Hana (水樹華; ) (Joined January 26, 2022)
 * Watanabe Rei (渡辺伶; ) (Joined as trainee July 17, 2022, Promoted March 1, 2023)
 * Takeda Haru (武田羽瑠; ) (Joined as trainee October 23, 2022, Promoted March 1, 2023)

Former Members

 * Kouyama Ruu (幸山るう) (Joined July 2016, Fired September 7, 2016)
 * Osanai Sana (幼い早苗) (Joined July 2016, Fired September 7, 2016)
 * Amayo Miku (雨夜未来) (Sub-Leader, Founding member, Withdrew April 12, 2017)
 * Korin (胡鈴) (Founding member, Withdrew July 1, 2017)
 * Shimada Misato (島田美里) (Joined April 12, 2017, Graduated August 2017)
 * Aoi Rinka (葵りんか) (Leader, Founding member, Graduated December 10, 2017)
 * Sakura Alice (桜アリス; ) (Joined as trainee April 12, 2017, Promoted July 1, 2017, Graduated August 18, 2018)
 * Haruse Miou (春瀬美桜; ) (Joined as trainee April 12, 2017, Promoted July 1, 2017, Withdrew September 1, 2018)
 * Yamakawa Kokoha (山川心葉; ) (Joined as trainee April 12, 2017, Promoted December 29, 2017, Graduated December 2018)
 * Kawata Marika (川田真理華; ) (Joined as trainee May 3, 2018, Promoted September 1, 2018, Graduated March 31, 2019)
 * Shibuya Mako (渋谷まこ; ) (Sub-Leader, Joined July 2016, Graduated December 1, 2019)
 * Suzuyama Shion (涼山しおん; ) (Joined November 2016, Graduated March 29, 2020)
 * Tachibana Anna (橘あんな; ) (Joined July 2016, Left November 10, 2020)
 * Morino Marin (森野まりん; ) (Leader, Founding member, Graduated March 27, 2022)
 * Tanaka Shuri (田中シュリ; ) (Joined as trainee July 2016, Promoted July 25, 2017, Graduated August 28, 2022)
 * Shimamura Saki (嶋村咲; ) (Joined October 1, 2019, Graduated October 30, 2022)
 * Fujimoto Honomi (藤本ほのみ; ) (Joined October 1, 2019, Left February 16, 2023)

Singles

 * 1) [2015.10.xx] Crystal☆Smile (クリスタル☆スマイル)
 * 2) [2016.02.xx] GMU★Rock'n'Roll (GMU★Rock'n'Roll)
 * 3) [2016.03.xx] Aoi Sora kara... (蒼い空から…; From the blue sky)
 * 4) [2016.06.xx] Mizuiro Goal Tape (水色ゴールテープ)
 * 5) [2016.12.xx] Umai Mori Aoi Mori (うまい森 青いもり)
 * 6) [2017.07.xx] Yumemiru Monoyo (夢ミルモノヨ)
 * 7) [2018.07.xx] Kimi wa Symphony (君はシンフォニー)
 * 8) [2018.11.xx] Cassis in Love
 * 9) [2019.11.xx] GMU
 * 10) [2021.06.xx] Let's Get Loud
 * 11) [2022.02.xx] Hatto Shitanda (ハッとしたんだ)
 * 12) [2022.06.xx] Shiokaze ga Fuku Mutsuwan de (潮風が吹くむつ湾で)
 * 13) [2023.03.xx] Mirai Baton (ミライバトン)