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Tamio Ōki

Voice Actor

Tamio Ōki was a Japanese voice actor, best known for Dr. Tenma in Astro Boy and Aramaki Daisuke in Ghost in the Shell, who voiced the elder Ripple master Tonpetty in JoJo's Bizarre Adventure.

Role: Voice Actor
Nationality: Japanese
Years Active: 1946-2016
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JoJo's Bizarre Adventure Role

Ōki voices Tonpetty, one of the elder Ripple masters who trained Will Anthonio Zeppeli's Ripple lineage, in the Phantom Blood arc of the JoJo's Bizarre Adventure anime. It stands as one of his final anime credits, arriving late in a voice acting career that spanned more than six decades.

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Career and Notable Roles

Ōki was affiliated with Mausu Promotion and became known for creating Dr. Tenma in Astro Boy and Aramaki Daisuke across the Ghost in the Shell series, alongside work in Legend of the Galactic Heroes and Berserk. He died in December 2017 at age 89.

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Frequently Asked Questions

Who does Tamio Oki voice in JoJo's Bizarre Adventure?

Oki voices Tonpetty, one of the elder Ripple masters who trained Will Anthonio Zeppeli's Ripple lineage, in the Phantom Blood arc of JoJo's Bizarre Adventure. It stands as one of his final anime credits, arriving late in a voice acting career that spanned more than six decades.

Who was Tamio Oki?

Tamio Oki was a Japanese voice actor affiliated with the talent agency Mausu Promotion. Born in 1928, he built a voice acting career spanning multiple decades in the Japanese anime industry.

What is Tamio Oki best known for?

Oki became known for creating Dr. Tenma in Astro Boy and voicing Aramaki Daisuke across the Ghost in the Shell series. Those roles remain among the most recognized credits in Japanese anime history.

What other anime did Tamio Oki appear in?

Beyond Astro Boy and Ghost in the Shell, Oki's catalog includes work in Legend of the Galactic Heroes and Berserk, spanning multiple decades of Japanese anime and dubbing.

When did Tamio Oki's career end, and when did he pass away?

Oki's voice acting career ran from 1946 to 2016, and he passed away in December 2017 at age 89. He was among the most veteran performers in the industry by the time of his final credits.

Sources & Information

This content is original writing by Daddy Jim Anime based on the JoJo's Bizarre Adventure anime series, manga, and official materials. JoJo's Bizarre Adventure was created by Hirohiko Araki, published by Shueisha, and animated by David Production. All rights to JoJo's Bizarre Adventure and its characters belong to their respective owners. Episode and chapter references are cited where applicable.

Rights holders

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Character and scene imagery on this site is original artwork by Daddy Jim Anime, not screenshots or licensed imagery. Official cover art is used on three types of pages for editorial commentary:

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  • Game pages: official box art, credited to the game's respective publishers.
  • Manga chapter pages: volume covers, credited to Shueisha and Hirohiko Araki.
  • Licensed imagery: Photographs of real people, including creators, voice actors and production staff, are used under licence from the rights holder or the applicable stock provider, or under the terms of a public licence permitting editorial use. Each such image is reproduced in its licensed form and remains the property of its owner.
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