Doraemon — Season 1, Episode 89: Even It's in the Gaster-Water
Action & Adventure, Animation, Comedy, Sci-Fi & Fantasy, Kids, Family • 7 min • 27 seasons, 1836 episodes • ★ 7.7/10
Episode synopsis
Shizuka accidentally swallows her mother's opal which is worth 500,000 yen. Doraemon and Nobita use the miniature sub from episode 41 to recover it from inside her, but play a trick on her which results in Nobita swallowing an eraser, which will have to be recovered.
About Doraemon
Doraemon is an anime TV series created by Fujiko F. Fujio and based on the manga series of the same name. This anime is the much more successful successor of the 1973 anime.