
Acting
Akio Otsuka is a Japanese voice actor affiliated with Mausu Promotion. He is the son of fellow voice actor Chikao Otsuka. In February 2005, he married voice actress Yoko Soumi, but later divorced her in 2009.

Detective Conan: Fallen Angel of the Highway
as Jyuugo Yokomizo (voice)

Bleach: Thousand-Year Blood War - The Calamity
as Shunsui Kyoraku (voice)

Crunchyroll Anime Nights - Mob Psycho 100
as Dimple (voice) (archive footage)

GROTESQQQUE
as Space Agency Bureau Director (voice)

Samurai Ballerina -L'étoile de Paris en fleur-
as Kenkichi Sonoi (voice)

Batman Ninja vs. Yakuza League
as Aquaman (voice)

LUPIN THE IIIRD: The Movie - The Immortal Bloodline
as Daisuke Jigen (voice)

The Rose of Versailles
as General Bouille (voice)

The Birth of Neo Astro Boy
as Kuroo Hazama (voice)

LUPIN THE IIIRD: Zenigata and the Two Lupins
as Daisuke Jigen (voice)

The Demon King's Daughter Is Too Kind!!
as Ahriman (voice) · 12 ep.

The Darwin Incident
as Rivera Feyerabend (voice) · 13 ep.

HELL MODE: The Hardcore Gamer Dominates in Another World with Garbage Balancing
as Zenoff (voice) · 12 ep.

BAKI-DOU: The Invincible Samurai
25 ep.

Rooster Fighter
as Narrator (voice) · 1 ep.

Tokyo MPD PR Unit 2
4 ep.

Akane-banashi
as Issho Arakawa (voice) · 8 ep.

The Ramparts of Ice
as Uppi (voice) · 1 ep.

Chikyuu Daisuki! Kikkun
as Mogura (voice) · 24 ep.

Star Wars: Visions Presents - The Ninth Jedi
as Narrator (voice) · 2 ep.