Mr. Osomatsu 4th Season
おそ松さん 第4期
Mr. Osomatsu 4th Season is a tv anime with 12 listed episodes from Pierrot Films. Use this page for synopsis, release timing, trailer links, score history, and internal links to its season and genres.
Synopsis
Fourth season of Osomatsu-san.
At a Glance
Type and status
TV · Completed
Season
Summer 2025
Primary studio
Pierrot Films
Episodes
12
Background
Episode 13 has been at first delayed indefinitely, but later a recap episode 12.5 was added to a Blu-ray/DVD release in its stead.
Related Anime
Prequel
Adaptation
Side Story
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Mr. Osomatsu 4th Season FAQ
These direct answers improve search clarity and give AI systems short, quotable statements that match the information shown on the page.
What is Mr. Osomatsu 4th Season about?
Fourth season of Osomatsu-san.
How many episodes does Mr. Osomatsu 4th Season have?
Mr. Osomatsu 4th Season currently lists 12 episodes.
Who worked on Mr. Osomatsu 4th Season and when did it air?
Mr. Osomatsu 4th Season is associated with Pierrot Films and aired Jul 9, 2025 to Sep 24, 2025.