The Matsuno brothers try to adapt their show to contemporary times, with mixed results.

The Matsuno brothers struggle to find employment. Later, Osomatsu tries to take an interest in his brothers' lives but winds up being a nuisance to them.

A collection of unrelated shorts starring the wild and wacky cast of Osomatsu-san. A trip to outer space ends in disaster, the Pachinko Police are called in, and a familiar-looking puppet serial killer who can't seem to find the right sextuplet for his reverse-beartrap are among the skits featured.

The Matsuno brothers compete to ensure their divorcing parents will care of each of them. Meanwhile, Totoko asks the brothers for help in a crisis.

Karamatsu gets kidnapped, but his brothers don't do anything. Later, a cat gets to speak and read minds, which causes mayhem for the Matsuno brothers.

The Matsunos are invited to Hatabou's birthday party. / Iyami discovers that his buckteeth contain a rare metal.

Todomatsu gets a job at a local coffeehouse. His brothers want no such success. / Dekapan and Dayon enjoy a carefree northbound trip together.

Captain Choromatsu invites an interesting detective onto an increasingly dangerous murder case to ease the tension of the crew. / Totoko wants to be a popular idol, but reality is so cruel.

Karamatsu ends up as Chibita's apprentice at his oden stand. Meanwhile, Jyushimatsu falls in love and his brothers try to help him achieve his romance.

Iyami and Chibita dress up as girls, and trick the Matsuno brothers into falling in love with them with the help of a sex-change drug. It's only a matter of time before this plan goes bad.

A series of Christmas-themed skits. Among those included are a zombified cold open, Ichimatsu disturbing a happy couple on a date, an F6 holiday fantasy, and the Annual Matsuno Family Christmas Gift Exchange.

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.

A salaryman named Sanematsu takes care of his six siblings, the Matsuno brothers play the roles of a friend group of working girls, and Choromatsu gets caught during a private moment.

The sextuplets catch a resilient cold. Later, the brothers question Todomatsu about all the things he hasn't told them about his personal life. Afterwards, Choromatsu plays a paranoid vice-principal overly worried about plans for his school's cultural festival.

Jyushimatsu goes to a job interview, proving to be a total nuisance for the interviewers. Later, the Girlymatsus return to go on a ladies' trip, causing trouble for each other as they arrive. After, Chibita falls in love with a fairy who manifested from a lonely flower.

Ichimatsu gets a job interview at a cat cafe, but when in Rome, he does as the locals do. Later, in an apocalyptic world, F6 battles against Iyami and Dekapan, who are robbing the dry-skinned citizens of all of their lotion. After, Ichimatsu is forced to pretend to be Karamatsu after Osomatsu catches him trying on his clothes.

A series of Jyushimatsu-oriented skits, including the fifth-youngest defusing a bomb, having a late-night cup of noodles, selling baseball doujins at Comiket, and devolving the world into its written essentials.

The Girlymatsus attend a wedding and try very badly to pretend to not be jealous. / Wanting to become the main protagonist of the franchise again, Iyami holds a bizarre kart race to determine who the real star of Osomatsu-san will be.

A series of skits take place, set during the Sengoku era. Back in the present, Choromatsu decides to quit being an idol-worshipper and pursue a job, with only his self-awareness standing in the way.

Hatabou starts his own catering service, cooking with a delicious mystery meat. Later, Osomatsu, Karamatsu, and the rest play delinquent high school students competing to see who's the toughest. Afterwards, Iyami starts a comedy class hoping to earn a quick buck.

On a rainy evening, the brothers play a fierce game of mahjong. Later, the brothers suddenly find themselves joined by a seventh brother, Kamimatsu, born from the goodness that fell out of the brothers' hearts.

Todomatsu holds auditions to take one of his brothers with him to a mixer, struggling to find anyone worth taking. Meanwhile, Iyami meets a kung-fu master who believes him to possess a special technique.

When the family heater runs out of kerosene, the brothers to force each other to get a refill. Meanwhile, Osomatsu, Karamatsu, and Choromatsu find themselves in an underground village populated by a tribe of Dayon people.

Totoko is jealous when those she knows find more success than her. Meanwhile, Choromatsu manages to land a job and moves out of the house, with the other brothers soon following suit, leaving just Osomatsu alone.

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

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.

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 being confused by the Matsunos as an expensive liquor, is revealed to turn anything invisible (up to a point).

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 conversation with each other. After, Totoko takes part in an eating contest but keeps getting distracted by the brothers and guest star Shouei.

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'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?

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.

Iyami mooches off the sextuplets after falling on hard times and Hatabou searches for a friend.

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 generals attempt to take over the country. Meanwhile, in the real world, Osomatsu joins Todomatsu at a mixer, struggling to keep his perverted instincts in check.

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 as an actual dolphin, receiving strict training from a familiar female trainer. Meanwhile, Totoko and Nyaa encounter each other at Chibita's oden stand.

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' courtesy towards each other, leading Osomatsu to get criticized the most. Later, Iyami proves his skills at the arcades by playing games at their highest difficulty.

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. Totoko begins working at a company, proving to be a handful for her superior Todomatsu. Later, a pair of seiyuu attend a dubbing session of an episode of Mr. Osomatsu, witnessing how the sextuplets do their work.

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 taking out the siblings on by one, shaving all of their hair and stuffing oden in their bodies.

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 give chase all over the city and universe while butt naked.

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, Dekapan and Dayon pound mochi together, Hatabou gets pestered by some greedy Jizou statues, and Choromatsu sends some untruthful New Years' cards. During the second half, a news crew documents Todomatsu, who was let go from the Matsuno family the previous year and is forced to try out for a reserve team.

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 Death Worm. / Choromatsu changes up his image by dying his hair brown, making it hard for his brothers to tell him that it's doesn't actually make him look cool.

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 service, proving to have no idea what he is doing when he picks up an office lady played by Totoko. / Totty holds a quiz for his brothers, containing several questions without right answers.

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 enamored by their new neighbor, Kinko Inuyama, prompting jealousy from Totoko when they go on a date with Kinko instead of her.

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 try to punish themselves to balance things out. A lovey-dovey couple go to a hot spring inn that's haunted by a zashiki-warashi named Osoma.

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.

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 Chibita and Hatabou act as his puppets. On Valentine's Day, the brothers try in vain to get some Valentine's chocolate from someone.

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 brothers of stealing his wallet, a fierce wave of pollen hits town, Totoko tries to escape a creepy maze, raccoon Jyushimatsu cleans his food, Todomatsu tries doing something crazy, kindergartners visit a bread factory, the Proper-Rangers prepare to set off, and Osomatsu takes part in an Olympic skeleton event.

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 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.

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?

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 introspective.

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 mind straight...

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.

Osomatsu-san returns in an all-new family-friendly incarnation! Surely nothing will go wrong, right?

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.

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.

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.

Todomatsu and Karamatsu fall in love with a konbini employee and the boys go to a wedding.

Iyami sells two salarymen short on a promiscuous shop. The Riceballs look for cats with Ichimatsu. Jyushimatsu gives Osomatsu a special massage.

Another tidbits collection is here! Astronauts, yokai, and Governor Jyushimatsu await.

Dekapan and Dayon are drafted into a rousing aerial dogfight. Choromatsu takes the brothers on a day trip to Mt. Takao.

The Riceballs try to understand the meaning of "sheeeh". Totoko and Nyaa try out new threads. The Matsunos do chores.

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.

The Riceballs prove their worth. The sextuplets try to decide on hypothetical pizza.

The Riceballs are replaced with another AI when they fail to do their job and the sextuplets go to look for them.

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

Something mysterious is afoot during a fishing trip. A snowball fight breaks out. Choromatsu discovers something powerful.

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.

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.

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

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

The Riceballs practice for the upcoming A-1 Grand Prix. A new recruit joins a sumo stable. Jyushimatsu and a dog switch bodies.

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.

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.

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.

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.

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.

The sextuplets wander around town in search of things for sakura viewing, but...

The sextuplets spend a lazy Tanabata with friends and neighbors.

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

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

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

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

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.

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.

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.

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.

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.

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.

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.