Release Message: Noby turns himself into a bat using a gadget, but he is unlike the animal in that he can suck out embarrassing memories from his victims; Doraemon tries to get Noby to exercise, but his plan backfires when he, Noby's mom and Sneech's mom get trapped in a fitness-crazed house. Characters created by Hiroshi Fujimoto and Motoo Abiko under the pen name of "Fujiko Fujio".