Usagi Yojimbo

Usagi Yojimbo

Anthropomorphic Rabbit

Alternate reality feudal Japan

Miyamato (Father)

Jotaro (Son)

17th-Century

Stranded in the Turtles' dimension
Blackmailed by Shredder to kill the Turtles, refused and joined them

Martial Artist

Daish (Pair of Japanese swords)

Townsend Coleman (TMNT 1987)