Youkai Watch: Youkai Gakuen Y - Neko wa HERO ni Nareru ka

映画 妖怪ウォッチ 妖怪学園Ｙ 猫はHEROになれるか

Set in Y-Academy, an elite school that only allows students with top class abilities to enter. The protagonist, Jiba Jinpei, and his unique friends take on the mysteries of the school as transforming heroes.(Source: Yokai Watch Wiki)