An elderly dog goes to a time machine, which he plans to use to drive to the future so he can meet with "someone" who gives him a kendama. However, the machine goes haywire and the dog is regressed back to his infant state, eventually found by a researcher cat.
Nobuyo Oyama
as Doraemon (voice)
Noriko Ohara
as Nobita Nobi (voice)
Michiko Nomura
as Shizuka Minamoto (voice)
Kaneta Kimotsuki
as Suneo Honegawa (voice)
Kazuya Tatekabe
as Gian (voice)
Megumi Hayashibara
as Hachi (voice)
Osamu Saka
as Old Ichi (voice)
Hitomi Shimatani
as Chiko (voice)
Tomokazu Seki
as Duk (voice)
Hisao Egawa
as Bulltaro (voice)