Rozeosero

 (ロゼオセロ) is an idol boy group that debuted on October 17, 2022. It was formed through an audition held by the YouTube channel Tensai Mukatan, and the members were selected from around 1000 applicants.

Members

 * Akiyama Sena (秋山聖那; )
 * Saito Hiroki (齋藤光希; )
 * Hashimoto Daiki (橋本大貴; )
 * Ito Takumi (伊藤拓海; ) - Leader
 * Ishida Yuuma (石田雄真; )

Digital Singles

 * [2022.11.04] Five Rose
 * [2022.11.04] Koi Never (恋ネバ)
 * [2022.11.04] Atto Nan (あっとなん)
 * [2022.11.05] Rozeose (ロゼオセ)
 * [2022.11.12] Kimi Otoiro (キミ音色)
 * [2022.12.23] Snow flower
 * [2023.01.06] Super Myonchi. (すーぱーみょんち. )
 * [2023.02.10] VAMPIRE