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Yuriko Yamaguchi (voice actress)

Yuriko Yamaguchi

Voice Actor

Yuriko Yamaguchi is a veteran Japanese voice actress and narrator best known to One Piece viewers as the original voice of Nico Robin, alongside major roles across several long-running anime franchises.

Agency: Aoni Production
Role: Voice Actor
Nationality: Japanese
Years Active: 1990-present
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One Piece Role

Yamaguchi provides the Japanese voice of Nico Robin, the archaeologist of the Straw Hat Pirates, making her one of the anime's longest-serving cast members given how early the character joins the crew. Her portrayal has carried Robin through the show's many story arcs alongside Toei Animation's core ensemble.

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Career and Notable Roles

Beyond One Piece, Yamaguchi is recognized for Neon Genesis Evangelion's Ritsuko Akagi, Eureka Seven's Sonia, and the Pokémon anime's Nurse Joy, reflecting a career built on long-tenured roles in landmark franchises. Active since 1990, she was previously represented by Vi-Vo before moving to her current agency, Aoni Production.

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Frequently Asked Questions

Who is Yuriko Yamaguchi?

Yamaguchi is a veteran Japanese voice actress and narrator born in 1965, active in the industry since 1990. She is best known to One Piece viewers as the original voice of Nico Robin.

What character does Yuriko Yamaguchi voice in One Piece?

Yamaguchi voices Nico Robin, the archaeologist of the Straw Hat Pirates, making her one of the anime's longest-serving cast members given how early the character joins the crew. Her portrayal has carried Robin through the show's many story arcs alongside Toei Animation's core ensemble.

What other anime roles is Yuriko Yamaguchi known for?

Beyond One Piece, Yamaguchi is recognized for playing Ritsuko Akagi in Neon Genesis Evangelion and Sonia in Eureka Seven, two more long-tenured roles in landmark anime franchises.

What role does Yuriko Yamaguchi play in the Pokémon anime?

Yamaguchi voices Nurse Joy in the Pokémon anime, a recurring character across the franchise. It is one of several long-tenured roles that define her career alongside One Piece, Evangelion, and Eureka Seven.

What talent agency represents Yuriko Yamaguchi?

Yamaguchi was previously represented by the agency Vi-Vo before moving to her current agency, Aoni Production, where she continues to work today.

Sources & Information

This content is original writing by Daddy Jim Anime based on the One Piece anime series, manga, and official materials. Episode and chapter references are cited where applicable.

Rights holders

All rights belong to their respective owners.

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:

  • Movie pages: theatrical posters and key visuals, credited to Toei Animation and Toei Company.
  • Game pages: official box art for the One Piece console and mobile games, credited to Bandai Namco.
  • Manga chapter pages: Jump Comics volume covers, credited to Shueisha and Eiichiro Oda.
  • 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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