Yanchan Gakuen KANSAI

 (ヤンチャン学園KANSAI) was the Kansai-based sister group of Yanchan Gakuen Ongakubu. They were formed on April 19, 2017 and disbanded on December 28, 2019.

Current Members

 * Kirara (きらら) (2nd Gen; Joined April 2018)
 * Nishino Hina (西野陽菜) (2nd Gen; Joined April 2018)
 * Masada Momoko (政田桃子) (2nd Gen; Joined April 2018)
 * Matsumoto Rena (松本玲奈) (3rd Gen; Joined December 2018)
 * Karin (果琳) (Joined July 6, 2019)

Former Members

 * Naruse Shion (成瀬紫音) (1st Gen; Graduated May 5, 2018)
 * Ayuki (愛雪) (1st Gen; Graduated October 14, 2018)
 * Takahashi Ayaka (髙橋采伽) (1st Gen; Graduated October 14, 2018)
 * Takekawa Yuuka (竹川由華) (1st Gen; Graduated October 14, 2018)
 * Naito Rina (内藤里奈) (1st Gen; Graduated October 14, 2018)
 * Hashimoto Maya (橋本摩耶) (1st Gen; Graduated October 14, 2018)
 * Wakisaka Maren (脇坂真恋) (1st Gen; Graduated October 14, 2018)
 * Murakawa Anzu (村川杏寿) (1st Gen; Graduated December 2, 2018)
 * Oba Maria (大場まりあ) (1st Gen; Graduated December 2, 2018)
 * Taniguchi Yuka (谷口夕佳) (1st Gen; Graduated December 2, 2018)

Singles

 * [2018.09.26] Houkago Nostalgie (放課後ノスタルジー)