& Scinfinity

 (＆シンフィニティ), is currently a four-member idol group formed and produced by member, Hasegawa Aki.

They made their debut one-man live on December 18, 2021 @Ebisu CreAto!.

It was announced that the current structure would end, along with the graduation of Arisu Kako and Minase Momoka on January 7, 2023.

Current Members

 * Hasegawa Aki (長谷川あき; ) (Original Member)
 * Arisu Kako (有栖かこ; ) (Original Member; Graduating January 7, 2023)
 * Minase Momoka (水瀬ももか; ) (Original Member; Graduating January 7, 2023)
 * Yushiro Risa (ゆしろりさ; ) (Joined April 26, 2022)

Former Members

 * Ogura Sayaka (小倉さやか; ) (Original Member, Graduated on April 24, 2022)
 * Tsukishima Rino (月島りの; ) (Original Member, Graduated on April 24, 2022)
 * Kitano Mayuho (北野まゆほ; ) (Joined April 26, 2022; Hiatus from September 20, 2022; Left on November 8, 2022)

Unreleased Songs

 * Pink Gloss (ピンクグロス)
 * Kimi to Watashi no Monogatari (君と私の物語; A Story of You and Me)
 * Suki nano (すきなの)
 * &Scinfinity (&シンフィニティ)
 * Love Formula
 * AmaKoi Monogatari (甘恋物語; Sentimental Love Story)
 * ON-STAGE
 * Kimiiro Starlight (君色スターライト; Your Color Starlight)