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The Worst Episodes of Mr. Osomatsu

Every episode of Mr. Osomatsu ranked from worst to best. Explore the Worst Episodes of Mr. Osomatsu!

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The lives of the now 20-something NEET Matsuno sextuplets and the bizarre adventures they find themselves into in the modern day.

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Episode Rankings

  1. #1 Worst Episode
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    Mr. Osomatsu Season 4 Episode 1 - It's Starting Again
    0.0/10(0 votes)

    S4:E1

    The sextuplets spend a lazy Tanabata with friends and neighbors.

    Director:Ryosuke Azuma
    Writer:Shu Matsubara

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  2. Mr. Osomatsu Season 4 Episode 2 - Watermelon Alien
    0.0/10(0 votes)

    S4:E2

    The sextuplets get a craving for watermelon, unbeknownst to an intergalactic invasion being underway.

    Directors:Tsuneo Suzuki, Takeshi Nakano
    Writer:Shu Matsubara

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  3. Mr. Osomatsu Season 4 Episode 3 - Thunderstorms and Crew Cuts
    0.0/10(0 votes)

    S4:E3

    A rainy day forces the sextuplets indoors, leading to a series of events involving Ichimatsu's bad new haircut.

    Directors:Yuki Morita, Ippei Ichii
    Writer:Shu Matsubara

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  4. Mr. Osomatsu Season 4 Episode 4 - Temple Festival
    0.0/10(0 votes)

    S4:E4

    The sextuplets and their friends get ready for a mysterious temple festival.

    Director:Nene Futamura
    Writer:Shu Matsubara

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  5. Mr. Osomatsu Season 4 Episode 5 - Rest / Fishing Hermit
    0.0/10(0 votes)

    S4:E5

    After the festival, the sextuplets get some rest to ease their injuries. / Two fishermen (Todomatsu and Karamatsu) meet a fishing hermit (Jyushimatsu).

    Director:Kentaro Mizuno
    Writer:Shu Matsubara

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  6. Mr. Osomatsu Season 4 Episode 6 - Fans and Time Machines
    0.0/10(0 votes)

    S4:E6

    After their fan breaks, the sextuplets set off on a time travel mission to recover the fan when it worked, with many failed retrievals made along the way.

    Director:Yusaku Kikuchi
    Writer:Shu Matsubara

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  7. Mr. Osomatsu Season 4 Episode 7 - Storytime, Jo
    0.0/10(0 votes)

    S4:E7

    Classic children's tales retold with an Osomatsu bent. A Dog of Flanders with many ludicrous variants of Nello and Patrache's deaths, Snow White has a mysterious power, Hansel and Gretel get diplomatic, and several cranes repay their debts to one very generous old man.

    Director:Ryosuke Azuma
    Writer:Shu Matsubara

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  8. Mr. Osomatsu Season 4 Episode 8 - Ichimatsu and the Thieving Cat
    0.0/10(0 votes)

    S4:E8

    Ichimatsu tries to domesticate a stray cat known for its human-like thievery, but runs into trouble when his new buddy falls back into their old ways.

    Director:Yusaku Kikuchi
    Writer:Shu Matsubara

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  9. Mr. Osomatsu Season 4 Episode 9 - The Idiot Series
    0.0/10(0 votes)

    S4:E9

    Television parodies featuring the Osomatsu cast. The older set does some calisthenics with disastrous results, Jyushipi and Choropi conjure up some magical cooking, the sextuplets and their parents involve themselves in a yakuza movie-style argument, a sextet of singing fungi try to escape their fate of harvesting, and the Idiot Brothers, Idiot Sisters, and Idiot Married Couple partake in a manzai sketch comedy bit.

    Directors:Yuki Morita, Itoko Nagai
    Writer:Shu Matsubara

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  10. Mr. Osomatsu Season 4 Episode 10 - Iyami and the Shy Little Aliens
    0.0/10(0 votes)

    S4:E10

    After an influx of intergalactic immigrants take residence in Japan, Iyami opens up a maid cafe with some shy multiplying aliens as the main attraction.

    Director:Hitomi Ezoe
    Writer:Shu Matsubara

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  11. Mr. Osomatsu Season 4 Episode 11 - The Sextuplets Have the Same Dream
    0.0/10(0 votes)

    S4:E11

    Like how some twins can feel phantom pains, the sextuplets occasionally have the same dream. Here are two surreal dreams about bodily transformation that the brothers have.

    Director:Ryosuke Azuma
    Writer:Shu Matsubara

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  12. Mr. Osomatsu Season 4 Episode 12 - The End of Summer
    0.0/10(0 votes)

    S4:E12

    The end of summer has arrived, with Chibita deciding to close up his oden stall and pursue a charitable cause. Osomatsu, frustrated with this sudden change, angrily pressures his childhood buddy to stay.

    Directors:Yuki Morita, Shigeru Fukase, Nene Futamura
    Writer:Shu Matsubara

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  13. Mr. Osomatsu Season 4 Episode 13 - The Matsuno Ten
    0.0/10(0 votes)

    S4:E13

    In a parody of 80s music show "The Best Ten", the cast perform retro-styled songs, themed to the sounds of the late Showa era's most popular musicians.

    Director:Unknown
    Writer:Unknown

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  14. Mr. Osomatsu Season 1 Episode 12 - Year-End Special-san
    4.8/10(14 votes)

    S1:E12

    Osomatsu and Totoko host an end of year special broadcast, looking back on previous episodes to determine which of the brothers is the biggest loser.

    Director:Unknown
    Writer:Unknown

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  15. Mr. Osomatsu Season 3 Episode 13 - Mr. HNYmatsu
    5.0/10(12 votes)

    S3:E13

    Salmon and Pickled Plum look back on the last two-and-a-half seasons of the series in a clip-show episode.

    Director:Unknown
    Writer:Shu Matsubara

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  16. Mr. Osomatsu Season 1 Episode 25 - Osomatsu-san, Such as It Was
    6.0/10(21 votes)

    S1:E25

    The brothers quickly abandon their new lifestyles upon learning they have been invited to a baseball tournament for the finale.

    Director:Unknown
    Writer:Shu Matsubara

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  17. Mr. Osomatsu Season 2 Episode 25 - Mr. Osomatsu in Hell
    6.2/10(12 votes)

    S2:E25

    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 help of someone near and dear to them.

    Directors:Yoshinori Odaka, Takumi Doyama
    Writer:Shu Matsubara

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  18. Mr. Osomatsu Season 3 Episode 17 - The Riceball's New Routine / Imoni
    6.2/10(12 votes)

    S3:E17

    The Riceballs test out some comedy material. / Dekapan hosts an imoni-cooking competition.

    Director:Unknown
    Writer:Shu Matsubara

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  19. Mr. Osomatsu Season 2 Episode 5 - Osomatsu-san in the Summer
    6.3/10(16 votes)

    S2:E5

    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, Karamatsu tries to inject summer into everyone's lives, and the sextuplets attempt to talk to girls on the beach.

    Director:Unknown
    Writer:Shu Matsubara

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  20. Mr. Osomatsu Season 2 Episode 21 - The Late Night Himatsuya / BANANA / NEET Correctional Facility
    6.3/10(10 votes)

    S2:E21

    The brothers get rowdy and a little too drunk at a restaurant. / Unemployed office lady Totomi ends up taking a job at a strange establishment that offers some peculiar services. / After being visited by a salesman, Matsuyo contemplates sending off one of her sons to a NEET correctional facility, asking Choromatsu to help her decide which one to send away.

    Director:Mamiko Sekiya
    Writer:Shu Matsubara

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  21. Mr. Osomatsu Season 2 Episode 22 - Overseas Vacation
    6.4/10(11 votes)

    S2:E22

    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 survive the terrible desert island wilderness?

    Director:Yasuhiro Akamatsu
    Writer:Shu Matsubara

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  22. Mr. Osomatsu Season 2 Episode 2 - Celebrate! New Employment!! / Super Detergent
    6.5/10(17 votes)

    S2:E2

    The brothers try their hand as streamers after being chastised by their parents for not having jobs. / Iyami uses an experimental detergent to keep his suit clean, but after being confused by the Matsunos as an expensive liquor, is revealed to turn anything invisible (up to a point).

    Director:Yoshinori Odaka
    Writer:Shu Matsubara

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  23. Mr. Osomatsu Season 2 Episode 4 - Cavematsu-san 2 / Matsuzou and Matsuyo
    6.5/10(16 votes)

    S2:E4

    The prehistoric sextuplets return, partaking in dangerous sports. / Noticing their father acting strangely, the brothers discover that he is worried that there's not enough spark in his marriage. After embarrassing himself in front of his sons, Matsuzou considers a love potion from Dekapan, but is this really the best way to patch things up with the love of his life?

    Director:Mamiko Sekiya
    Writer:Shu Matsubara

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  24. Mr. Osomatsu Season 3 Episode 16 - SaneCop / Nanmaider
    6.5/10(13 votes)

    S3:E16

    Sanematsu has been resurrected to serve the public trust, protect the innocent, and uphold the law. / The sextuplets have become fully functional members of society, but Iyami and their father suspect something intergalactic at hand with the power of a strange pair of sunglasses.

    Director:Unknown
    Writer:Shu Matsubara

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  25. Mr. Osomatsu Season 3 Episode 18 - Just Don't
    6.5/10(12 votes)

    S3:E18

    Nyaa has a rather surprising crush that happens to be Osomatsu and literally everyone tries to stop her from making a terrible life choice.

    Director:Unknown
    Writer:Shu Matsubara

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Worst Episodes Summary

"It's Starting Again" is the worst rated episode of "Mr. Osomatsu". It scored /10 based on 0 votes. Directed by Ryosuke Azuma and written by Shu Matsubara, it aired on 7/9/2025. This episode scored 0.0 points lower than the second lowest rated, "Watermelon Alien".