Hiromasa Yonebayashi
Born July 10, 1973 in Nonoichi, Ishikawa, Japan, nicknamed Maro, is a Japanese animator and director, formerly for Studio Ghibli. After his directorial debut with Studio Ghibli (The Secret World of Arrietty), he became the youngest director of a theatrical film produced by the studio. He was nominated for the Academy Award for Best Animated Feature in 2015 for his second film, When Marnie Was There.
Hiromasa Yonebayashi

Studio Ghibli · Public domain
- Name
- Hiromasa Yonebayashi
- Birth Name
- 米林 宏昌
- Born
- 10 July 1973
- Birthplace
- Nonoichi, Ishikawa, Japan
- Occupation
- Animator, animation director, director
- Nationality
- Japan
- Education
- Kanazawa College of Art
- Known for
- Kūsō no Sora Tobu Kikaitachi · Arrietty · When Marnie Was There
- Honours
- Japan Academy Prize for Animation of the Year · Japan Movie Critics Award for Best Animation Director
- Languages
- Japanese
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Born July 10, 1973 in Nonoichi, Ishikawa, Japan, nicknamed Maro, is a Japanese animator and director, formerly for Studio Ghibli. After his directorial debut with Studio Ghibli (The Secret World of Arrietty), he became the youngest director of a theatrical film produced by the studio. He was nominated for the Academy Award for Best Animated Feature in 2015 for his second film, When Marnie Was There.
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Note VALÉORINE
Hiromasa Yonebayashi (born 1973) is a Japanese animation director, animator and draftsperson, among other activities. The animation director was born in Nonoichi.
Hiromasa Yonebayashi studied at Kanazawa College of Art. The animation director worked for Studio Ghibli and Studio Ponoc.
Works include Arrietty and Kūsō no Sora Tobu Kikaitachi. Languages used include Japanese. Hiromasa Yonebayashi received Japan Academy Prize for Animation of the Year and Japan Movie Critics Award for Best Animation Director.
Composed from admitted, traceable facts · 26 September 2026
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wikidata · Q2630715 · wikipedia · Hiromasa Yonebayashi
In this article
Biography
Biography
Together with Ghibli producer Yoshiaki Nishimura, Yonebayashi left Studio Ghibli in December 2014 after 18 years, and established Studio Ponoc in June 2015. His first film as director at Studio Ponoc is Mary and the Witch's Flower. He studied at the Kanazawa College of Art, where he majored in commercial design.
Hiromasa Yonebayashi studied at Kanazawa College of Art. The recorded working language is Japanese. Employment is recorded with Studio Ghibli and Studio Ponoc. Works named in the authority record are Kūsō no Sora Tobu Kikaitachi, Arrietty and When Marnie Was There. Distinctions recorded are Japan Academy Prize for Animation of the Year and Japan Movie Critics Award for Best Animation Director.

Cosplay of Arrietty (from The Secret World of Arrietty / The Borrower Arrietty or Kari-gurashi no Arietti, based on the book series The Borrowers) at Otakon 2012.
Lucius Kwok from New York, NY, United States · Arrietty

日本テレビの夏イベント「超☆汐留パラダイス!2017SUMMER」より、「メアリと魔女の花 飛んでみよう!魔法のほうき」ブース。 イベント最終日(2017年8月27日)に撮影。
ITA-ATU
Key facts
Key facts
• Name — Hiromasa Yonebayashi • Birth Name — 米林 宏昌 • Born — 10 July 1973 • Birthplace — Nonoichi, Ishikawa, Japan • Occupation — Animator, animation director, director • Years Active — 1996–present • Notable Works — The Secret World of Arrietty When Marnie Was There Mary and the Witch's Flower
Television
Television
• Serial Experiments Lain (1998), key animation • Ghiblies (2000 special), key animation • Monster (2004), key animation • Welcome to the Ballroom (2017), key animation
Original video animations
Original video animations
• Nasu: A Migratory Bird with Suitcase (2007), key animation
Identity
Identity
Hiromasa Yonebayashi is recorded as animator, animation director, film director, film producer and screenwriter.
Films
• Princess Mononoke (1997), in between animation, clean-up animation • Jin-Roh: The Wolf Brigade (1998), in between animation • My Neighbors the Yamadas (1999), in between animation • Spirited Away (2001), key animation • Mei and the Kittenbus (2003), animation director • Howl's Moving Castle (2004), key animation • Tales from Earthsea (2006), assistant animation director • Mizugumo Monmon (2006), key animation • Ponyo (2008), key animation • The Secret World of Arrietty (2010), director, storyboards, unit director • From Up on Poppy Hill (2011), key animation • The Wind Rises (2013), key animation • When Marnie Was There (2014), director, screenplay • Mary and the Witch's Flower (2017), director, screenplay • Modest Heroes (2018), director, screenplay • The Boy and the Heron (2023), key animation
Notes from the source article
Cited by Wikipedia
Notes from the source article
These works are cited by the source article, in its own numbering. They are recorded as its citations, not as sources VALÉORINE has verified.
- 1.Sports Hochi. December 17, 2009.
- 2.The Hayao Miyazaki Web. Princess Mononoke: Credits.
- 3.Production I.G. Jin-Roh: The Wolf Brigade: STAFF & CAST.
- 4.The Hayao Miyazaki Web. My Neighbors the Yamadas: Credits.
- 5.Ghibli's Next Film Adapts Mary Norton's The Borrowers (Updated). Anime News Network. December 16, 2009.
- 6.New Studio Ghibli movie revealed for 2014: When Marnie Was There【Newsflash】 | RocketNews24. En.rocketnews24.com (2013-12-12). Retrieved on 2014-05-12.
- 7.Studio Ponoc aims to bring the Ghibli magic with Mary And The Witch's Flower | Empire. www.empireonline.com (2016-12-15). Retrieved on 2016-12-24.
- 8.Pineda, Rafael Antonio. Studio Ponoc Reveals Anime Short Anthology Project by Ghibli Veterans. Anime News Network. March 27, 2018.
- 9.Twitter. August 17, 2023.
References
Citations
References
Each reference names the institution holding it, so a reader may go to the document itself.
reference work
Secondary witnessreference work
Secondary witness
The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 14 August 2026.
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