Doraemon: Benkyou Heya no Tsuribori
From the series
Doraemon
Synopsis
The pilot to Doraemon (1979). It was created in 1978 but was released to the public as the first special double-billed with episode 159 in the same timeslot. In it, Doraemon creates a fishing pond in Nobita's room so he could play around instead of studying. (Source: MyAnimeList)
Characters
Not available, will be added soon