Seasons & episodes
S3 · E1Replaced 2020-10-12 · 25 min
Osomatsu-san returns in an all-new family-friendly incarnation! Surely nothing will go wrong, right?
S3 · E2Dimwit Generation / Hatabou EATS / Let's Be Quiet at Night / Doctor T / Triangle Pop / Delivery 2020-10-19 · 25 min
Choromatsu, Todomatsu, and Ichimatsu discuss their expectations for the show's third season. Hatabou struggles to deliver an online food order. The sextuplets harass a touchy couple. Totoko plays an awful but beautiful doctor. Jyushimatsu and Karamatsu hang out in a konbini and find a strange ad. Two robots powered by AI arrive at the Matsuno home.
S3 · E3Dimwit Generation 2 / Estimated Value / Magic Angel Magi Lunatic Ichi 2020-10-26 · 25 min
Osomatsu, Karamatsu, and Jyushimatsu share their expectations for the new season. The Riceballs estimate the value of the sextuplets' friends, causing embarrassment. Magical powers are given to the wrong girl.
S3 · E4Ichimatsu Radio / Unit Formed / Matsuyo's Trap 2020-11-02 · 25 min
Ichimatsu hosts his own in-home radio show. Totoko and Nyaa learn more about each other. Matsuyo punishes the boys for grabbing late-night snacks.
S3 · E5Well, Yeah... / The Way Home 2020-11-09 · 25 min
Todomatsu and Karamatsu fall in love with a konbini employee and the boys go to a wedding.
S3 · E6Touter / Optimization / Massage 2020-11-16 · 25 min
Iyami sells two salarymen short on a promiscuous shop. The Riceballs look for cats with Ichimatsu. Jyushimatsu gives Osomatsu a special massage.
S3 · E7Tidbits Collection 3 2020-11-23 · 25 min
Another tidbits collection is here! Astronauts, yokai, and Governor Jyushimatsu await.
S3 · E8To the South / Mt. Takao 2020-11-30 · 25 min
Dekapan and Dayon are drafted into a rousing aerial dogfight. Choromatsu takes the brothers on a day trip to Mt. Takao.
S3 · E9Sheeeh / Outfit / Let's Do Chores 2020-12-07 · 25 min
The Riceballs try to understand the meaning of "sheeeh". Totoko and Nyaa try out new threads. The Matsunos do chores.
S3 · E10ZANSU / Werewolf 2020-12-14 · 25 min
Passion and love are on full display in a SASUKE-esque physical tournament. The Matsunos partake in the deduction game "Werewolf", with twists and turns along the way.
S3 · E11Do it / Pizza 2020-12-21 · 25 min
The Riceballs prove their worth. The sextuplets try to decide on hypothetical pizza.
S3 · E12AI 2020-12-28 · 25 min
The Riceballs are replaced with another AI when they fail to do their job and the sextuplets go to look for them.
S3 · E13Mr. HNYmatsu 2021-01-04 · 25 min
Salmon and Pickled Plum look back on the last two-and-a-half seasons of the series in a clip-show episode.
S3 · E14Pond Smelt Fishing / Mortal Combat / Sparkle Phantom Stream 2021-01-11 · 25 min
Something mysterious is afoot during a fishing trip. A snowball fight breaks out. Choromatsu discovers something powerful.
S3 · E15Cosplaymatsu 2021-01-18 · 25 min
Another collection of miscellaneous skits, featuring Ichimatsu as a pessimistic policeman, Chibita trying out a new gimmick for his cart, Osomatsu receiving the death penalty, and Choromatsu's miraculous reincarnation as a mosquito.
S3 · E16SaneCop / Nanmaider 2021-01-25 · 25 min
Sanematsu has been resurrected to serve the public trust, protect the innocent, and uphold the law. Meanwhile, 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.
S3 · E17The Riceball's New Routine / Imoni 2021-02-01 · 25 min
The Riceballs test out some comedy material. Dekapan hosts an imoni-cooking competition.
S3 · E18Just Don't 2021-02-08 · 25 min
Nyaa has a rather surprising crush that happens to be Osomatsu and literally everyone tries to stop her from making a terrible life choice.
S3 · E19Are They Disbanding? / Sumo Stable / Dogs 2021-02-15 · 25 min
The Riceballs practice for the upcoming A-1 Grand Prix. A new recruit joins a sumo stable. Jyushimatsu and a dog switch bodies.
S3 · E20Choromatsu Memorial Hall / Ear Cleaning / Persimmons 2021-02-22 · 25 min
The grand unveiling of the Choromatsu Memorial Hall is underway, with Todomatsu taking a tour. Osomatsu gives Karamatsu an ear cleaning. A terminally-ill Hatabou waits for the last persimmon to fall off the tree.
S3 · E21Is This Okay? / Greenroom / Totoderella 2021-03-01 · 25 min
Choromatsu and Ichimatsu contemplate the meaning of "a long time" while hanging out at the konbini. The Riceballs converse with other competitors in the A-1 Grand Prix. Totoko plays Cinderella, falling for Prince Nyaa.
S3 · E22I Found This / Wanabe Detectives / Hide-and-Seek 2021-03-08 · 25 min
Jyushimatsu finds a ¥100 piece. Oso and Juicy are two detectives whose dramatic skills are better than their investigative techniques. The sextuplets play a ludicrous game of hide-and-seek.
S3 · E23Contract Renewals / Shopping / Friend 2021-03-15 · 25 min
The characters renew their contracts with the production committee, but the sextuplets have reservations about the season's success. The sextuplets go clothes shopping. Choromatsu meets with a high school friend, and reminisces about a dark secret they share.
S3 · E24New Osomatsu Returns / A-1 Grand Prix 2021-03-22 · 25 min
After his arrest, New Osomatsu takes his revenge on the loser he replaced, culminating in a terrifying battle. The Riceballs perform their routine at the A-1 Grand Prix.