OST

Season 1

 * One Take Man

Season 2

 * One Take Man 2

OVAs

 * Hoshi Yori Saki ni Mitsukete Ageru
 * Kanashimi Tachiwo Dakishimete
 * Saitama's One-Punch Song
 * Genos's One-Punch Song
 * Sonic's One-Punch Song
 * Tatsumaki & Fubuki's One-Punch Song
 * Everyone's One-Punch Song