Osomatsu-san 4th Season
English title: Mr. Osomatsu 4th Season
Japanese title: おそ松さん 第4期
Alternative titles: Mr. Osomatsu 4
Type: TV
Source: Manga
Episodes: 13
Status: Currently Airing
Aired: Jul 9, 2025 to ?
Broadcast: Wednesdays at 00:00 (JST)
Duration: 23 min per ep
Rating: R - 17+ (violence & profanity)
Studios: Pierrot Films
Producers: Pierrot, TV Tokyo, Dentsu, Rakuonsha, AT-X, TV Tokyo Music, Avex Pictures, Daiichi Shokai, Fujio Production
Genres: Comedy
Themes: Gag Humor, Parody

Fourth season of Osomatsu-san.