An honourable Genma realises what Ranma's curse means he needs to do. Even as he commits seppuku on the grounds of Jusenkyo, he makes a final wish...
Genma realises the implications of what has happened at Jusenkyo and commits seppuku to atone. But he's not content to leave it like that, he makes a dying wish that Ranma become the most powerful warrior possible! So starts a long string of adventures, and when he finally arrives at the Tendo Dojo, he is indeed quite powerful...