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Yumiko Kobayashi

Voice Actor

Yumiko Kobayashi, a freelance voice actress raised in Chiba Prefecture, Japan, is widely recognized for succeeding into the lead role for Shinnosuke Nohara on the long-running series Crayon Shin-chan; she also has ties to the One Piece franchise through its Japanese voice cast.

Role: Voice Actor
Nationality: Japanese
Years Active: 1998-present
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One Piece Role

Kobayashi's specific contribution to One Piece is not detailed in the sources consulted for this profile. She is included among the extensive Japanese voice cast credited on the long-running Toei Animation series, though the particular character she portrayed is not specified here.

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Career and Notable Roles

Kobayashi began voice acting in 1998 while still a college student, debuting as Mita in Kirara, and three years later landed her first lead part, voicing Kento Yuki in the series Dennou Bokenki Webdiver. She remains close friends with fellow actresses Nana Mizuki, Hisayo Mochizuki, and Natsuko Kuwatani, with whom she shared the stage in Sister Princess as part of the vocal unit Prits. Her highest-profile credit arrived in July 2018, when she succeeded veteran actress Akiko Yajima as the voice of Shinnosuke Nohara in Crayon Shin-chan, a part Yajima had originated back in 1992; Kobayashi has pointed to Yajima's earlier performance as Kevin in the Japanese dub of Home Alone as a defining influence on how she approaches child roles.

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Frequently Asked Questions

Who is Yumiko Kobayashi?

Kobayashi is a freelance Japanese voice actress raised in Chiba Prefecture who has worked in the industry since 1998. She is best known today as the voice of Shinnosuke Nohara in Crayon Shin-chan and also has ties to the One Piece franchise through its Japanese voice cast.

What is Yumiko Kobayashi best known for?

Kobayashi's highest-profile credit came in July 2018, when she succeeded veteran actress Akiko Yajima as the voice of Shinnosuke Nohara in Crayon Shin-chan, a role Yajima had originated back in 1992. Kobayashi has cited Yajima's earlier performance as Kevin in the Japanese dub of Home Alone as an influence on how she approaches child roles.

When did Yumiko Kobayashi start voice acting?

Kobayashi began voice acting in 1998 while still a college student, debuting as Mita in the series Kirara. Three years later she landed her first lead role, voicing Kento Yuki in Dennou Bokenki Webdiver.

Who are Yumiko Kobayashi's close friends in the voice acting industry?

Kobayashi remains close friends with fellow actresses Nana Mizuki, Hisayo Mochizuki, and Natsuko Kuwatani, having shared the stage with them in Sister Princess as part of the vocal unit Prits. That connection dates back to earlier in her career, before her later lead role on Crayon Shin-chan.

What character does Yumiko Kobayashi voice in One Piece?

Kobayashi's specific contribution to One Piece is not detailed in the sources consulted for her profile. She is included among the extensive Japanese voice cast credited on the long-running Toei Animation series, alongside her more prominent lead work like Crayon Shin-chan.

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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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