Come Back, My Protector Ball!

This is a special 1 hour program that shows the backstory of Ichi after traveling 1000 years to the future as a baby in the movie Doraemon: Wannyan Space-Time Odyssey (American Version).

Plot
A old dog-like man looks at his time machine, saying he's ready to see someone. Due to a problem in the Time Tunnel, the man ended up regressing back to child and landed 1,000 years later. He is taken by a feline woman Carol who look after him like her own son while the Time Machine's crash was taken away by Nekojara. The baby then lives his newlife as Hachi without his memories.