6 Japanese Dub: Big Hero

Beyond Baymax: Why the "Big Hero 6 Japanese Dub" is a Masterclass in Localization

The voice cast brings a unique energy to the characters, with Hirata's youthful and energetic portrayal of Hiro and Fujiwara's comedic timing as Baymax standing out.

If you are looking for the "pieces" of the dub in terms of the voice talent, here are the main Japanese voice actors: Japanese Voice Actor Hiro Hamada Yūtarō Honjō Tokuyoshi Kawashima Tadashi Hamada Kōtarō Koizumi Go Go Tomago Masumi Asano Honey Lemon Mai Yamane Kōji Takeda Hideto Nitta Miho Kanno big hero 6 japanese dub

The Vibe:

✨ Because the setting is San Fransokyo, watching it in Japanese makes the world feel incredibly cohesive. Tetsu Inada’s Baymax feels less like a "dorky robot" and more like a stoic, gentle caretaker—it’s a very comforting performance. Beyond Baymax: Why the "Big Hero 6 Japanese

Hiro Hamada

| Character | Japanese Voice Actor | Notes | |-----------|----------------------|-------| | | Yūki Kaji | One of Japan’s top anime stars (Eren Yeager in Attack on Titan , Todoroki in MHA ). His energetic, youthful voice perfectly matched Hiro’s genius-but-immature personality. | | Baymax | Takuya Kimura | This was the biggest surprise. Kimura is a member of the legendary pop group SMAP and a major film/TV actor. He gave Baymax a warm, gentle, slightly monotone baritone—different from the American version’s softer tone, but equally beloved. | | GoGo Tomago | Ayumi Ito | Known for her live-action role as Yuna in Final Fantasy X motion capture. She brought a cool, tough edge to GoGo. | | Wasabi | Hiroyuki Yoshino | Anime veteran (Favaro in Rage of Bahamut ). | | Honey Lemon | Yuko Kaida | Known for mature/energetic roles (Sakuragi in Haikyuu!! ). | | Fred | Shintarō Asanuma | Anime regular (Rai in Noblesse ). | | Aunt Cass | Yoshiko Sakakibara | A legendary seiyū (Hamaguchi in Porco Rosso , Lina Inverse’s mother in Slayers ). Her warm, comedic timing shone. | | Professor Callaghan | Tesshō Genda | The iconic voice of Optimus Prime in the Japanese dub of Transformers . His deep, authoritative voice gave Callaghan weight. | | Tadashi Hamada | Mamoru Miyano | A huge star (Light Yagami in Death Note , Okabe in Steins;Gate ). His casting made Tadashi’s death even more impactful for fans. | | Alistair Krei | Hōchū Ōtsuka | Recognizable as Jigen in Lupin III (2015–present). | Box office: Big Hero 6 was a massive

• Box office: Big Hero 6 was a massive hit in Japan, grossing over ¥9.2 billion (~$80 million USD), making it the #3 film of 2015 in Japan (behind Jurassic World and Yo-Kai Watch).
• Baymax craze: Takuya Kimura’s Baymax voice became a cultural phenomenon. The character’s soft, polite Japanese phrases (e.g., "O-isha-sama ni go-soudan wo" – "Please consult a doctor") were parodied, turned into ringtones, and used in commercials.
• Award: The Japanese dub won the 2015 Tokyo Anime Award for Best Voice Actor (Yūki Kaji for Hiro).

Conclusion

The Japanese dub of Big Hero 6 is not merely a translated version but a culturally reimagined work. While it changes key elements—most notably Baymax’s voice—it succeeds in delivering an emotionally resonant, commercially viable product tailored to Japanese audiences. Viewers familiar with the English original may find the differences striking, but the dub stands on its own as a quality production that honors the source material while adapting it for a new cultural context.