Episode 1

Strongest Man (最強の男, Saikyō no otoko) is the first episode of the OnePunch-Man anime series.

Summary
Saitama is a guy who’s a hero for fun. After saving a child from certain death, he decided to become a hero and trained hard for three years. Though he’s now so strong he can defeat any opponent with a single punch, lately he feels as if, in exchange for overwhelming power, he’s lost something even more important.

Characters in order of appearance

 * King
 * Vaccine Man
 * Smile Man
 * Saitama
 * Crabrante
 * Beefcake
 * Oldface
 * Super Custom YO649Z Mk. II
 * Underground People
 * Underground King
 * Genos

Episode Notes

 * King makes a cameo