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.
2025
as Aquaman (voice)
2025
as Maou (voice)
2024
2024
as Rimel (voice)
2024
as Tono (voice)
2024
as Soun Tendo (voice)
2024
as Gark Welter (voice)
2024
as Strong The Budo (voice)
2024
as Logwell (voice)
2024
as Brance (voice)
2024
as Takeshi Ebihara (voice)
2024
as Majin Grimoire (voice)
2024
as Chōnbo (voice)
2023
as (voice)
2023
as Musashi Miyamoto (voice)
2023
as BJ (voice)
2023
as Shiro / Kojiro Arima (voice)
2023
as Varghese (voice)
2023
as Weissasche (voice)
2023
as Satan (voice)
2023
as Squadron Leader
2023
as Brod (voice)
2023
as Master Alude (voice)
2023
as Daisuke Jigen (voice)
2023
as King Arnold (voice)
2023
as Narrator (voice)
2023
as Kubo (voice)
2023
as Commander Bark (voice)
2023
as Demolition Shop (voice)
2023
as Ancient Dragon (voice)
2023
as Edith (voice)
2023
as (voice)
2023
as Gerald Kano (voice)
2022
as Kōtarō Izawa (voice)
2022
as Narrator (voice)
2022
2022
as Shinshiro Hajime / Narration (voice)
2022
as Steve H. Foster (voice)
2022
as Seido Hishigata (voice)
2022
as WISE Director (voice)
2022
as Wataru Sawaragi (voice)
2022
as Muroto (voice)
2022
as Gruyere Solgest (voice)
2022
as Kryuger (voice)
2022
as Shugo Onodera
2021
as Batou (voice)
2021
as Seiken Swordriver / Wonder Ride Books (voice)
2021
as Grandpa (voice)
2021
as Bernardo (voice)
2021
as Yujiro Hanma (voice)
2021
as Narrator (voice)
2021
2021
as Tsushima (voice)
2021
as Martin Braddock (voice)
2021
as (voice)
2021
as Umamushi (voice)
2021
as Narrator (voice)
2021
as Koji Takao (voice)
2021
as Principal Bear (voice)
2020
as Execution Division Master (voice)
2020
as コアラ
2020
as Great Dog-Demon (voice)
2020
as Razzie (voice)
2020
as Mysterious Voice (voice)
2020
as Jerga (voice)
2020
as Super Shiro (voice)
2020
as Batou (voice)
2020
as Executive director (voice)
2020
as Todoroki Tenma (voice)
2020
as Ganima Noshiagalda (voice)
2020
as Hajime Shinshiro (voice)
2020
as Narration (voice)
2020
as Hajime Shinshiro (voice)
2019
as Gohin (Flashback) (voice)
2019
as Gohin (voice)
2019
as Lion (voice)
2019
as Thorkell (voice)
2019
as (voice)
2019
as Champ / Oushi Black (Voice)
2019
as Bulldozer Johnny
2019
as Gus (voice)
2019
as Volvona Forgner (voice)
2019
as (voice)
2019
as Jukai (voice)
2019
as Marshall D. Teach (voice)
2018
as Zenji Saiga
2018
as Zoria (voice)
2018
as Champ / Oushi Black (Voice)
2018
as All For One (voice)
2018
as (voice)
2018
2018
as Hanma Yūjirō
2018
as Self / Champ · Oushi Black (voice)
2018
as Narrator (voice)
2018
as Tetsuzou Nihei (voice)
2018
as Lt. Cmdr. Andrey Kalinin (Voice)
2018
as Dimple (voice)
2018
as Pipimi (voice)
2018
as Hajime Shinshiro / Narration (voice)
2018
as Narration (voice)
2018
as Hajime Shinshiro (voice)
2017
2017
as Champ (Oushi Black)
2017
as Champ / Oushi Black (voice)
2017
as God of War (voice)
2017
as Narrator (voice)
2017
as Champ · Oushi Black (voice)
2017
as Zouroku Kashimura (voice)
2017
as Champ - Oushi Black (voice)
2017
as Champ (voice)
2017
as Champ / Oushi Black (voice)
2017
as Rockwell (voice)
2017
as Oushi Black (voice)
2016
as Narrator (voice)
2016
as Raidou Fujimoto (voice)
2016
as Phantom
2016
2016
as Dimple (voice)
2016
as Narration (voice)
2016
as All For One (voice)
2016
as Gou Karuma (voice)
2015
as Asaf (voice)
2015
2015
as Narrator (voice)
2015
as Yoisho (voice)
2015
as M (voice)
2015
as Blitz T. Abrams
2015
as Narrator (voice)
2014
as Leonis (voice)
2014
as Ootsuka Akio
2014
as Brian Jay (voice)
2014
as Tadakatsu Honda (voice)
2013
2013
as gin
2013
as Jin
2013
as Ansem (voice)
2013
as (voice)
2013
as Uvogin (voice)
2012
as Koji Takao (voice)
2012
as Wamuu (voice)
2012
as Hadrianus
2011
as Rider (voice)
2011
as Uvogin (voice)
2011
2011
as Blade (voice)
2011
as Dagon (voice)
2011
as Mushiban
2011
as Kumicho
2010
as Dan (voice)
2010
as Seth (voice)
2010
as ONI Commander (segment "Prototype")
2010
as ONI Commander
2010
as Shingen Kishitani
2010
as Sōichi Nishimura (voice)
2009
2009
as (voice)
2009
as Ooyama Kenzou
2009
as Siam (voice)
2009
as 格连
2009
as Mihai Mihaeroff
2009
as Jugo Yokomizo (voice)/Sango Yokomizo (voice)
2009
as Gozo Aida (voice)
2008
as Shunsui Kyōraku (voice)
2008
as Mushiban (voice)
2008
as Elmer Snell
2008
as 配音
2008
as Zuizo (voice)
2008
as Batou (voice)
2008
as Solid Snake (voice)
2008
as Solid Snake / Solidus Snake (voice)
2007
as Shunsui Kyoraku (voice)
2007
as Marco Rondanini (voice)
2007
as Shogen Itadori (voice)
2007
as Saito (voice)
2007
as Morisson (voice)
2007
as Regal Bryant (voice)
2007
as Souther (voice)
2006
as Schwanhelt Bulge (voice)
2006
as Shunsui Kyōraku (voice)
2006
as Toshimi Konakawa (voice)
2006
as Isshinsai Ogata (voice)
2006
as Batou (voice)
2006
as Michiru Tsuki (voice)
2006
as Mister (voice)
2006
as Jugo Yokomizo (voice)
2006
as Saizou (voice)
2006
as Mr. Arakawa (voice)
2006
as Souther (voice)
2006
as Batou (voice)
2005
as Snake (voice)
2005
as Black Jack (voice)
2005
as Batou (voice)
2005
as The Avatar of the Wind (voice)
2005
as Baron Omatsuri (voice)
2005
as Dagon (Voice)
2004
as Black Jack (voice)
2004
as Shunsui Kyoraku (voice)
2004
as King of Ingary (voice)
2004
as (voice)
2004
as Okuru (voice)
2004
as Milan (voice)
2004
as Gwendal von Voltaire
2004
as Garuru
2004
as Gwendal von Voltaire
2004
as Batou (voice)
2004
as Santaro (voice)
2004
as Self
2003
as Black Jack (voice)
2003
as Inuyasha's father (voice)
2003
as Isha (voice)
2003
as Schwanhert Bulge
2003
as Chōjirō (voice)
2003
2003
as Thadeus (voice)
2002
as Seiji Nomura (voice)
2002
as Hades (voice)
2002
as Batou (voice)
2002
as Batou
2002
as Azusa Masaki Jurai (voice)
2001
as G. Junior / Cyborg 005 (voice)
2001
as Andy (voice)
2001
2001
2001
as Takeshi Fujimura (voice)
2000
as Captain Joke (voice)
2000
as Black Jack (voice)
2000
as Black Jack
2000
as Vincenzo Mancini (voice)
2000
as Bryan Hawk (voice)
2000
as Amon
2000
as Paradise King
2000
as Producer (voice) / Toku-san (voice) / Muroi-kun (voice)
2000
as Black Jack (voice)
1999
as Marshall D. Teach/Blackbeard (voice)
1999
as Minoru Minowa (voice)
1999
as Collins (voice)
1999
as Thanatos (voice)
1998
as Windam (voice)
1998
as Night Phantom (voice)
1998
as Honi
1998
as Pietoro
1998
as Gamigamimaō
1998
as Duke Togo / Golgo 13
1998
as Shogo Haseoka (voice)
1998
1998
as Whitney Hagas Matsumoto (voice)
1998
as Rai-Dei the Blade (voice)
1998
1998
as Nobunaga (voice)
1998
as Zaxe (voice)
1998
as Jack-2 / Narrator (voice)
1997
as Morita (voice)
1997
as Kitjutsushi (voice)
1997
1997
1997
1997
1997
as Batanen Fujioka
1997
as Demitri
1997
as Canary Nejiraa
1997
as Kunimitsu Tange (voice)
1996
as Black Jack (voice)
1996
as Captain / Dragon Blau
1996
as Zilu (voice)
1996
as Shinnosuke Otoi (voice)
1996
as Selena's Father (voice)
1996
as Gomez (voice)
1996
as Daitetsu Kunikida (voice)
1996
as Shabitel
1996
as Nezugaira (voice)
1996
as Cornelius / Narrator (voice)
1996
as McGuire (voice)
1995
as Hiroshi Fukamachi (voice)
1995
as Batou (voice)
1995
as Detective Keiji Asuka
1995
1995
as Whistler 12th (voice)
1995
as Chris (voice)
1995
as Darlian (voice)
1995
as Wizer (voice)
1995
as Ryu
1995
as Bara-Revenger (voice)
1995
as Self
1994
as Kozaburou Nanbu (voice)
1994
as Windam
1994
as Daitetsu Kunikida (voice)
1994
as Kenzou (voice)
1994
as 伊秋院
1994
as Araki Masanori
1994
1994
as Kenneth Guilford (voice)
1994
as Touta Kijima (voice)
1994
as Touta Kijima (voice)
1994
as Montana Jones (voice)
1994
1993
as Black Jack (voice)
1993
as Damaramu (voice)
1993
as Damaramu (voice)
1993
as Magma (voice)
1993
as Magma
1993
as Murobo (voice)
1992
as Zaxon (voice)
1992
as ゴクドー
1992
as Donbino (voice)
1992
as Moominpappa (voice)
1992
as Donarudo Kâchisu (voice)
1992
1992
as Zaxon
1991
as George Garedean (voice)
1991
as Banker Kanda (voice) / Narrator
1991
as Bankman Kanda
1991
as McCallum (voice)
1991
as Benares
1991
as Nemo (voice)
1991
as Nemo (voice)
1991
as Nemo (voice)
1991
as Anavel Gato (voice)
1991
as Jūzō Numa (voice)
1991
as Jūzō Numa (voice)
1991
as Gail (voice)
1990
as John "Sleepy" Estes (a.k.a. Mad Bull)
1990
1990
as Daikaku Inumura (voice)
1990
1990
as Pilot Kotani
1990
as Nemo (voice)
1990
as Moominpappa (voice)
1989
as Gord Baboon
1989
as Sergeant Tsutomu Gomioka (voice)
1989
as Vuan
1989
as Hacker (voice)
1989
as Captain of the Airship (voice)
1989
as Imura (voice)
1989
as Iron Kaiser (voice)
1988
as Lt. Keik Carradine
1971
as Daisuke Jigen (voice)
1971
as Narrator (voice) / Swordriver (voice)
as Daisuke Jigen (voice)
as General Bouille (voice)
as Abel (voice)