Mr. Osomatsu 4th season
おそ松さん 第4期
2025 Summer season 13 Episodes 24 min / episode Finished
ComedySci-FiSlice of Life
The sextuplets run amok for a fourth time! Now adults in their 20s, they are still unemployed, undertrained, and single…but there’s something lovable about Japan’s most famous sextuplets. As a new chaotic adventure begins, what’s next? New friends? New trouble? And perhaps a new side to the sextuplets? Let’s all laugh together with these brothers who are beyond any hope. (Source: Crunchyroll) Notes: - Initially meant to air its episode 13 on October 1st, 2025, though instead aired an episode 12.5. After airing episode 12.5, the production stated the actual episode 13 was in production, however delayed indefinitely. - The 13th episode was later announced as a part of the Osomatsu-san 10th anniversary event in 2026, where it first received a limited theatrical pre-screening between June 6th to June 11th, with a later early streaming release taking place from June 12th. It was then finally broadcast on June 13th, 2026.
Studios
Anime Details
| Romaji title | Osomatsu-san 4th Season |
|---|---|
| Native title | おそ松さん 第4期 |
| Format | Tv |
| Status | Finished |
| Start date | Jul 9, 2025 |
| End date | Jun 13, 2026 |
| Season | Summer 2025 |
| Episodes | 13 |
| Episode duration | 24 minutes |
Ratings
Trailer
FAQ
What is Mr. Osomatsu 4th season about?
The sextuplets run amok for a fourth time! Now adults in their 20s, they are still unemployed, undertrained, and single…but there’s something lovable about Japan’s most famous sextuplets. As a new chaotic adventure begins, what’s next? New friends? New trouble? And perhaps a new side to the sextuplets? Let’s all laugh together with these brothers who are beyond any hope. (Source: Crunchyroll) Notes: - Initially meant to air its episode 13 on October 1st, 2025, though instead aired an episode 12.5. After airing episode 12.5, the production stated the actual episode 13 was in production, however delayed indefinitely. - The 13th episode was later announced as a part of the Osomatsu-san 10th anniversary event in 2026, where it first received a limited theatrical pre-screening between June 6th to June 11th, with a later early streaming release taking place from June 12th. It was then finally broadcast on June 13th, 2026.
How many episodes does Mr. Osomatsu 4th season have?
Mr. Osomatsu 4th season has 13 episodes.
What is the AniList score of Mr. Osomatsu 4th season?
Mr. Osomatsu 4th season has an AniList score of 58%.