ATARASHII GAKKO!, also known in Japanese as 新しい学校のリーダーズ (translation: New School Leaders), formed in 2015 and is a dance and vocal performance group.

The members, whose birth years range 1998 to 2002, consist of MIZYU, RIN, SUZUKA, and KANON, officially made their international debut under the 88Rising label in January of 2021 with the single “NAINAINAI”, which was first performed at their label’s DOUBLE HAPPINESS: Winter Wonder Festival, live-streamed on December 3, 2019.