Yumekawa Days MONSTER

Yumekawa Days MONSTER (ゆめかわデイズMONSTER) was an idol group. They were originally formed in January 2017 under the name Yumekawa Crown TOKYO (ゆめかわクラウンTOKYO). They changed to their current name in September 2018.

They disbanded in February 2021.

Final Line-up

 * Tsubaki Yuina (椿ゆいな; ) (Joined August 2017)
 * Himeno Arin (姫野ありん; ) (Joined September 2018)
 * Shirakawa Yukino (白川結姫乃; ) (Joined September 2018)
 * Shibuya Mitsuki (渋谷美月; ) (Joined September 2019)

Former Members

 * Takamori Yuna (高森ゆな) (Original Member; Graduated May 2017)
 * Koizumi Emika (小泉えみか) (Original Member; Graduated June 2017)
 * Kamiyama Yuumi (上山ゆうみ) (Original Member; Graduated August 2017)
 * Akasaka Asuka (赤坂あすか) (Joined February 2018; Graduated June 2018)
 * Naomi Jessica (尚美じぇしか; ) (Joined February 2018; Graduated July 2018)
 * Sasao Rena (ささおれな; ) (Original Member; Graduated August 2018)
 * Ayase Miyu (綾瀬美悠; ) (Joined September 2018; Left October 2018)
 * Sakurai Noi (桜井乃依; ) (Joined August 2017; Left November 2018)
 * Kurosaki Yuki (黒崎有希; ) (Joined September 2018; Graduated March 2019)
 * Suzuki Mio (鈴木美桜; ) (Joined September 2018; Left March 2019)
 * Miyaco Kano (都華乃; ) (Joined September 2018; Left July 2019)
 * Yuzuki Nene (柚木ねね; ) (Joined September 2018; Graduated September 2019)
 * Hasumi Shino (蓮見しの; ) (Joined August 2019; Graduated December 2019)
 * URaRa (Joined September 2019, left January 2020?)
 * Fujisaki Minori (藤咲みのり; ) (Original Member, graduated July 2020)

Singles

 * 1) [2018.06.06] Sparky!Lunatic! (as Yumekawa Crown TOKYO)
 * 2) [2019.05.21] Sekai Kawaii Keikaku (世界Kawaii計画)