
Akira Otoishi (音石明) is a supporting character in JoJo's Bizarre Adventure: Diamond is Unbreakable, voiced in Japanese by Shoutarou Morikubo. The series' music includes "Jojo's Bizarre Adventure Diamond is Unbreakable - Opening 1 ||", "JoJo's Bizarre Adventure Part 4: Diamond is Unbreakable Ending".