Murakami Gennosuke is a prominent supporting character in the Usagi Yojimbo comic book. He's an anthropomorphic rhinoceros who makes a living as a rather disreputable bounty hunter. Originally, he was the son of an important samurai of a prominent lady until she was betrayed by a villainous subordinate. Disgraced, she took her entire entourage, including Gen's family, on a quest for vengeance only to gradually slide into utter poverty.