GREAT MONKEYS

 is a rock idol group formed in 2020 and debuted on August 29, 2020. They are the sister group of the mishmash.

On October 29, 2020, it was announced that the group would disband on November 1, 2020 and their members would all stay in the same agency and form a new group. However, on November 19, 2020, it was announced that the group would continue with Julie, Chill, and Kaede. Haluka and Lena decided to leave the agency and work together in a new project.

Current Members

 * Julie (ジュリ) (Original Member)
 * Chill (チル) (Original Member)
 * Kaede (カエデ) (Original Member)
 * You (ユウ) (Joined December 27, 2020)
 * Ruka Ichiban (ルカイチバン) (Joined April 1, 2021)

Former Members

 * Haluka (ハルカ) (Original Member, Withdrew November 19, 2020)
 * Lena (レナ) (Original Member, Withdrew November 19, 2020)