Ars'alum

 (アルス アルム) is a four-member Japanese idol group formed on January 1, 2020.

They made their stage debut on March 19, 2020 @Akabane ReNY.

Members

 * Shiraishi Ayaka (白石彩花)
 * Minase Yuzuki (水瀬結月)
 * Shizuki Anri (詩月あんり)
 * Momose Mina (百瀬心七)