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Onigahara

Character

Onigahara is a short-lived antagonist of the Lab Arc, serving as the boss of the B4 division. Reworked into a cyborg under Kashima's hand, he meets his end within that storyline.

Jp Voice: Hayato Fujii
Status: Deceased
First Appearance (Manga): Chapter 26
First Appearance (Anime): Episode 7: Jurassic Bastard
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Appearance

Onigahara cuts an imposing figure, a tall man whose hair is combed back and whose face sits behind a mask. Kashima's tampering left him rebuilt as a cyborg, his body altered well beyond its human origins.

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Personality

A quick fuse defines what little is shown of him, marking Onigahara as an easily angered sort.

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History

Placed in charge of the B4 group, Onigahara operates within the facility's ranks during the Lab Arc. His role proves brief, and he does not survive the events of that storyline.

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Frequently Asked Questions

Who is Onigahara in Sakamoto Days?

Onigahara is a short-lived antagonist of the Lab Arc in Sakamoto Days, serving as the boss of the B4 division. He is reworked into a cyborg under Kashima's hand and meets his end within that storyline.

What does Onigahara look like?

Onigahara is a tall, imposing man with hair combed back and a mask covering his face. After Kashima's tampering, his body is rebuilt as a cyborg, altered well beyond its human origins.

What is Onigahara's personality like?

Little is shown of Onigahara's personality beyond a quick fuse, marking him as an easily angered character.

Who transformed Onigahara into a cyborg?

Kashima is responsible for reworking Onigahara into a cyborg during the Lab Arc.

Does Onigahara survive the Lab Arc?

No, Onigahara does not survive the Lab Arc. His role as the boss of the B4 division proves brief, and he dies within that storyline.

Sources & Information

Looking for more on Onigahara? The Sakamoto Days Wiki on Fandom has a dedicated page with community notes.

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This content is original writing by Daddy Jim Headquarters based on the Sakamoto Days anime series, manga, and official materials. Sakamoto Days was created by Yuto Suzuki, published by Shueisha, and animated by TMS Entertainment. All rights to Sakamoto Days and its characters belong to their respective owners. 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 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 TMS Entertainment and Shueisha.
  • Game pages: official box art, credited to the game's respective publishers.
  • Manga chapter pages: volume covers, credited to Shueisha and Yuto Suzuki.

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