The lives of the now 20-something NEET Matsuno sextuplets and the bizarre adventures they find themselves into in the modern day.
Season 0
30 Episodes
Season 1
25 Episodes
Season 2
Season 3
Season 4
13 Episodes
E1 Osomatsu-kun Returns
E2 Let's Get a Job/The Melancholy of Osomatsu-kun
E3 Tidbits Collection
E4 Let's Get Independent/This is Totoko
E5 The Karamatsu Incident/ESP Kitty
E6 It's a Birthday Party, Dajo/Iyami's Great Discovery
E7 Todomatsu and the 5 Demons/To the North
E8 The Calming Osomatsu/Totoko's Dream
E9 Chibita and Oden/Jyushimatsu Falls in Love
E10 Iyami and Chibita's Rental Girlfriend
E11 Christmas Osomatsu-san
E12 Year-End Special-san
E13 Sanematsu-san/Girlymatsu-san/Accident?
E14 We Caught a Cold/Todomatsu's Line/Choromatsu-sensei
E15 Interview/Girlymatsu-san 2/The Life of Chibita's Flower
E16 Cat Cafe/Matsuno Max/The Ichimatsu Incident
E17 Jyushimatsu Festival
E18 Girlymatsu-san 3 / Iyami's Counterattack
E19 Period Drama Osomatsu-san/Choromatsu Rising
E20 Teach Me, Hatabou/School Matsu/Iyami's School
E21 Mahjong/Godmatsu
E22 The Star of Hope, Todomatsu/Final Sheeeh
E23 Kerosene/Dayon Tribe
E24 Totoko's Huge Panic/Letter
E25 Osomatsu-san, Such as It Was
