Himemosu Orchestra

 (ひめもすオーケストラ) is a four-member idol group formed on April 12, 2020.

They made their stage debut on July 26, 2020.

Current Members

 * Tsubakino Yuuko (椿野ゆうこ; ) (Original Member)
 * Misaki Mayu (実咲まゆ; ) (Joined January 4, 2021)
 * Momose Seina (百瀬せいな; ) (Joined September 23, 2021)
 * Haruka Kanau (春歌かなう; ) (Joined as trainee April 11, 2023; Promoted July 8, 2023)

Former Members

 * Sato Ichika (佐藤いちか; ) (Original Member; Left June 20, 2020)
 * Ayase Maru (絢瀬まる; ) (Original Member; Graduated August 15, 2021)
 * Kuromine Rena (黒峰れな; ) (Original Member; Graduated December 2021)
 * Aomi Ritsu (碧海りつ; ) (Joined January 11, 2022; Graduated March 26, 2023)
 * Shiiha Fugu (椎葉ふぐ; ) (Original Member; Withdrew March 30, 2023)

Mini Albums

 * 1) [2020.04.18] Himemosu Orchestra (ひめもすオーケストラ)

Digital Singles

 * 1) [2020.10.10] Summer⭐︎Swimmer (サマー⭐︎スイマー)
 * 2) [2020.12.12] Happy♡Ranger (ハピ♡レンジャー)
 * 3) [2021.02.27] Yume Toiu Na no Story (夢という名のStory)
 * 4) [2021.04.17] Himemosu Orchestra (EDM REMIX) (ひめもすオーケストラ(EDM REMIX))
 * 5) [2021.06.20] JOLLY☆JOLLY
 * 6) [2021.10.24] LOVELY♡HANABI (LOVELY♡花火)

Trivia

 * "Himemosu" means "All Day" in Old Japanese.