Doraemon produces a machine which can save time so it can be used later. It ends with Nobita putting time back 3 hours so he can do the homework he forgot and his father thinking he left work three hours too early so rushing back there.
| Creator | N/A |
|---|---|
| Actor | Nobuyo Oyama, Noriko Ohara, Sachiko Chijimatsu |
| Country | Japan |
| Production | Shin-Ei Animation |