Yumeiro∞Anfini

 (夢色彩∞アンフィニー) was an idol group active from April 2019 until April 2023.

Final Line-Up

 * Hoshino Sana (星乃彩那; ) (Founding member)
 * Sazanami Kiyora (漣きよら; ) (Joined March 2022)
 * Hirose Mina (廣瀬みな; ) (Joined November 2022)

Former Members

 * Hazuki Ria (葉月リア; ) (Founding member; graduated July 2019)
 * Nanase Aru (七瀬ある; ) (Founding member; graduated December 2019)
 * Shirota Natsuki (城田夏希; ) (Founding member; left February 2020)
 * Yumesaki Saya (夢咲さや; ) (Joined July 2019; graduated October 2020)
 * Koise Moa (恋瀬萌彩; ) (Joined March 2020; graduated October 2020)
 * Uchida Ringo (内田林檎; ) (Joined March 2020; graduated October 2020)
 * Furukawa Yuri (古川結理; ) (Joined March 2020; left June 2021)
 * Lunaha Emiri (月羽えみり; ) (Joined November 2020; left June 2021)
 * Mutsuki Arin (夢月婀璃; ) (Joined October 2020; left June 2021)
 * Arisu Nia (有栖にあ; ) (Joined March 2022; left March 2022)
 * Tsukino Moka (月野萌歌; ) (Joined March 2022; left October 2022)
 * Kiara Ai (星姫あい; ) (Joined March 2022; left October 23, 2022)
 * Konno Miu (狐野みう; ) (Joined November 2020; graduated November 6, 2022)