Heir to the Kumon Dojo/Style and practitioner of the Yamasenken, but was later forced to seal the scroll, and possibly the techniques, after his defeat by Ranma.
Heir to the Kumon Dojo/Style and practitioner of the Yamasenken, which Genma invented. He was later forced to seal the scroll that described the style's techniques, as well as his knowledge of them, after being defeated by Ranma.