Asaemon Yamada

A young ronin who assumes the post of swordtester. Asaemons reputation is fearsome among the populace because he killed both his father and his first love. He performed the former at his fathers insistence as the terminallyill man wanted to test his successors swordsmanship in an act of seppuku the latter was his first execution: a criminal who had seduced him as a boy years earlier. He is atypical of portrayals of ronin in that he has a governmental post owns a substantial house and does not normally roam the countryside. Source: Wikipedia