Dorami & Doraemons: Robot School's Seven Mysteries
Dorami & Doraemons: Robot Gakkou Nanafushigi
ドラミ&ドラえもんズ ロボット学校七不思議!?
At the graduation day in Robot School, mysterious flow pulls in all of Dorami's friends and classmates, including Doraemon. Doraemons coming to the rescue, trying to solve this mystery and reveal one who stay behind all of this.