One Chance Yeah Hoi!

One Chance Yeah Hoi! (わんちゃんいやほい！) is an idol group formed in December 2018. They are branded as a "super energy-ish Harajuku idol" group.

Current Members

 * Yamanouchi Yumi (山之内優美; ) - Leader
 * Koshimizu Mikuna (越水みくな; )
 * Kakehi Kana (筧かな; ) (Joined August 2019)
 * Ichimiya Norika (一宮のりか; ) (Joined August 2019)
 * Kurusu Shion (来栖しおん; ) (Joined July 2020)
 * Ichinose Ayano (一ノ瀬あやの; ) (Joined July 2020)

Former Members

 * Kuroda Rimana (黒田りまな) (Graduated March 2019)
 * Yojima Rea (與島れあ) (Graduated August 2019)
 * Takane Yuki (高嶺ゆき) (Graduated August 2019)
 * Kamisaki Momo (神咲もも) (Graduated August 2019)
 * Kamimura Jumina (上村じゅみな) (Joined August 2019, left August 2019)
 * Nishimura Misaki (西村美咲) (Joined August 2019, left September 2019)
 * Akimoto Yuuki (秋元結季) (Graduated November 2019)
 * Saito Nanaka (斉藤ななか) (Joined November 2019, left March 2020)
 * Kawai Niina (川合ニイナ) (Joined November 2019, left July 2020)