Mr. Osomatsu: Season 2
Season 2 Lore Primer
Key plot threads, lore context, and character stakes you need to remember before diving into this season.
- Directly follows the overarching narrative developments of Mr. Osomatsu Season 1.
- Faction dynamics and core character alliances shift under escalating external stakes.
- Crucial mysteries introduced previously reach key turning points and narrative reckonings.
- Sets up serialized story arcs that build directly toward the climactic season finale.
Episode Guide
Season 2 Progress Shield
Mr. Osomatsu Returns!
Oct 3, 2017
The 10-year-old Matsuno sextuplets of Osomatsu-kun are given a glimpse of the future and see they're going to get fat, greedy and beaten up by angry girls.
Celebrate! New Employment!! / Super Detergent
Oct 10, 2017
The brothers try their hand as streamers after being chastised by their parents for not having jobs. Later, Iyami uses an experimental detergent to keep his suit clean, but after b
Cavematsu-san / Choromatsu and Ichimatsu / Totoko's Challenge
Oct 18, 2017
Prehistoric versions of the brothers invent ways for them to relive any pent-up urges, with varying degrees of success. Later, Choromatsu and Ichimatsu struggle to make conversatio
Cavematsu-san 2 / Matsuzou and Matsuyo
Oct 24, 2017
The prehistoric sextuplets return, partaking in dangerous sports. Later, in modern day, noticing their father acting strangely, the brothers discover that he is worried that there'
Osomatsu-san in the Summer
Oct 31, 2017
A series of summer-themed skits. Jyushimatsu takes part in radio exercises, Iyami and Chibita try to beat the heat, Todomatsu keeps finding himself exiled by his brothers, Karamats
Iyami Has Arrived / I Want Friends, Jo
Nov 7, 2017
Iyami mooches off the sextuplets after falling on hard times and Hatabou searches for a friend.
Cavematsu-san 3 / Sangokushi-san / Osomatsu and Todomatsu
Nov 14, 2017
The prehistoric sextuplets fool with nature for the last time. Several thousand years later, in a parody of Romance of the Three Kingdoms, Emperor Osomatsu and a group of bizarre g
Synthesis / Jyushimatsu and the Dolphin / Totoko and Nyaa
Nov 21, 2017
Dayon uses Dekapan's latest invention to merge various people together into new beings, with a fiendish end goal in mind. Jyushimatsu becomes determined to get a job at a sea park
Campaign Starting Now! / Game Center Iyami
Nov 28, 2017
Ichimatsu struggles to get any sleep with his brothers being noisy all night and refusing to turn off the light. Unable to take anymore, Ichimatsu starts monitoring the brothers' c
Karamatsu and Brother / New Employee Totoko / Dubbingmatsu-san
Dec 5, 2017
Karamatsu tries to take on various requests from everyone to look like a reliable brother, only to take on more than he can handle, so Choromatsu tries to teach him how to refuse.
Chibita's Revenge
Dec 12, 2017
Already angered over the sextuplets refusing to paying off their oden tab, Chibita vows revenge on them after they pluck out his one-and-only hair. That night, Chibita begins takin
Totoko and Nyaa 3 / The Eitaro Family / Give Them Back / Totoko and Nyaa 4
Dec 19, 2017
Jyushimatsu befriends a young boy named Eitarou but gets called in by Eitarou's mother when he starts imitating him. Later, Dayon steals Dekapan's trademark boxers, forcing him to
Year-end
Dec 26, 2017
A series of end-of-year skits. Osomatsu and Choromatsu try to do one thing that could make them say they had a good year, Ichimatsu gets persuaded to take part in a lottery, Dekapa
Weekly Drama Serial - Sanematsu-san: Episode 9 / UMA Expedition Team / The Choromatsu Incident
Jan 9, 2018
Sanematsu wakes up in Osomatsu's world as the seventh Matsuno brother. / Doo-wah! Cryptid hunters Jyushimatsu, Iyami, and Hatabou go on an expedition to find a Super Mongolian Deat
UMA Expedition Team 2 / Jar / Karamatsu Taxi / Totty Quiz
Jan 16, 2018
Doo-wah! Iyami, Jyushimatsu, and Hatabou hunt down the chupacabra. / The brothers struggle to remove the lid off of a particularly stubborn jar. / Karamatsu runs his own taxi servi
Space Pirates / Gourmet Round / The Cutie Next Door
Jan 23, 2018
A group of aliens pursue the legendary space pirate, Shazarr. Later, displeased with Chibita's oden, Matsuzou serves up his own brand of the dish. Finally, the sextuplets become en
UMA Expedition Team 3 / Punishment / Inn
Jan 29, 2018
Doo-wah! The expedition team of Iyami, Jyushimatsu, and Hatabou search for the Devil Yeti. Ichimatsu becomes paranoid when lucky things happen to him all day, so he and Jyushimatsu
Iyami, Alone in the Wind
Feb 5, 2018
In the 1960s, Iyami comes across a blind flower girl named Okiku and, despite being poor himself, tries to help her raise money for eye surgery.
President Dekapan / Ventriloquism / Valentine's Day
Feb 12, 2018
After Dekapan becomes president, his secretary Todomatsu tries to keep him from pressing the Big Red Button. Iyami attempts to pull off a sham ventriloquism scheme by having Chibit
Tidbits Collection 2
Feb 19, 2018
Yet another collection of random skits, with Dayon's live reaction complimenting. Chibita tries selling some sextuplet meat buns, Choromatsu files his taxes, Osomatsu accuses his b
The Late Night Himatsuya / BANANA / NEET Correctional Facility
Feb 26, 2018
The brothers get rowdy while getting drunk at a restaurant. Unemployed office lady Totomi ends up taking a job at a strange establishment that offers some peculiar services. After
Overseas Vacation
Mar 5, 2018
Osomatsu and the rest take off for a wonderful Hawaiian vacation, only for disaster to strike, crashing Hatabou's private jet somewhere in the Pacific. How will our strange company
The Late Night Himatsuya 2 / Dayon and Dayon / Iyami-san Is Troubled / The Late Night Himatsuya 3
Mar 12, 2018
The Matsunos get drunk at the izakaya again. Dayon meets his doppelgänger. Iyami attempts suicide. The Matsunos get drunk at the izakaya one last time, but things turn introspectiv
Cherry Blossoms
Mar 20, 2018
Matsuzou becomes hospitalized, leading the brothers to seriously think about their lives and get proper jobs to support their family. A chance meeting with Totoko sets Osomatsu's m
Mr. Osomatsu in Hell
Mar 27, 2018
The Matsunos and Iyami are killed in a freak plane crash, sending them to Hell. In mourning, the others ponder a way to bring the status quo back to its rightful place with the hel