The lives of the now 20-something NEET Matsuno sextuplets and the bizarre adventures they find themselves into in the modern day.
First broadcast in 2015, Mr. Osomatsu is a animation and comedy show aired by HTB. The main cast includes Takahiro Sakurai, Jun Fukuyama, Aya Endo, Yuichi Nakamura and Kazuhiko Inoue. The show has 4 seasons and 88 episodes and is currently listed as "Returning Series" with the most recent episode airing on June 13, 2026. Viewers rate it 6.6/10 on TMDB from 30 votes.
Every season and episode of Mr. Osomatsu is available to stream free in HD on MyFlixer. Pick a season and episode above, press Watch Now and choose a server. Fans of the show also watch Pop Team Epic, Hayate the Combat Butler and Hetalia.
Where to watch Mr. Osomatsu Season 1 Episode 1 online free →