Kōichi Yamadera
Voice ActorKoichi Yamadera is a prolific Japanese voice actor who plays Major Isaac McDougal, the renegade Ice Alchemist, in Fullmetal Alchemist: Brotherhood.
Fullmetal Alchemist Role
Yamadera voices Isaac McDougal, a disgraced former State Alchemist who breaks out of prison and turns his freezing techniques against the government in the series' opening arc. It's a compact but memorable early antagonist role for an actor whose resume includes far larger, career-defining parts across anime and games.
Career and Notable Roles
Graduating from Tohoku Gakuin University before turning to acting, Yamadera is now affiliated with Across Entertainment and ranks among Japan's most recognizable voice performers, known for Spike Spiegel in Cowboy Bebop, Beerus in Dragon Ball Super, and the long-running Japanese dub voice of Donald Duck for Disney. He is also the industry's go-to dub artist for stars including Will Smith, Eddie Murphy, and Jim Carrey.
Frequently Asked Questions
Who does Koichi Yamadera voice?
Koichi Yamadera voices Major Isaac McDougal, a disgraced former State Alchemist who breaks out of prison and turns his freezing techniques against the government, in Fullmetal Alchemist: Brotherhood's opening arc. It's a compact but memorable early antagonist role in a resume filled with much larger parts.
What is Koichi Yamadera's most famous role?
Yamadera's most famous roles include Spike Spiegel in Cowboy Bebop and the long-running Japanese dub voice of Donald Duck for Disney. Both roles have made him one of Japan's most recognizable voice performers.
Who voices Beerus in Japanese?
Koichi Yamadera voices Beerus in the Japanese version of Dragon Ball Super, one of the roles that has made him among Japan's most recognizable voice performers.
Did Koichi Yamadera dub any Hollywood actors?
Yamadera is the industry's go-to Japanese dub artist for several Hollywood stars, including Will Smith, Eddie Murphy, and Jim Carrey.
When did Koichi Yamadera start his voice acting career?
Born in 1961, Yamadera graduated from Tohoku Gakuin University before turning to acting and has been active since 1985. He is now affiliated with the talent agency Across Entertainment.
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Sources & Information
This content is original writing by Daddy Jim Headquarters based on the Dragon Ball anime series, manga, and official materials. Episode and chapter references are cited where applicable.
Character and scene imagery on this site is original artwork by Daddy Jim Headquarters, not screenshots or licensed imagery. Official cover art is used on three types of pages for editorial commentary:
- Movie pages: theatrical posters and key visuals, credited to Toei Animation and Shueisha.
- Game pages: official box art, credited to Bandai Namco, Atari, and other publishers.
- Manga chapter pages: Jump Comics volume covers, credited to Shueisha and Akira Toriyama.
Official resources:
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