Reaction

reaction is a five-member Japanese idol group formed in September 2020.

They made their stage debut on November 17, 2020 @Ikebukuro Revoice.

Members

 * Oobayashi Shiori (大林しおり; )
 * Tomizawa Honoka (冨澤帆乃香; )
 * Hoshiai Sumire (星合スミレ; )
 * Ichi Karin (伊地華鈴; ) Choreographer
 * Yoshinaga Ami (吉永愛海; )

Trivia

 * They're all actresses too.