Yes, Osamu has finished — its status is "Finished".

Osamu

Manga1 chaptersFinished

ActionComedySci-Fi

Osamu is a 2024 action comedy manga one-shot, with 1 chapter.

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Last updated: 6/22/2026

The story

Synopsis

When Tokyo is attacked by evil monsters, who better to save the day than the Super-Ultra-Mega-Level-Anti-Monster-Specialized-human-Final-Boss-Weapon OSAMU!!!

(Source: MangaDex)

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Osamu

Synopsis

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