Osomatsu-kun: Season 1
Episode Guide
Season 1 Progress Shield
Sheeh! Sextuplets-zansu
Feb 13, 1988 · 24 min
The gaudy and untruthful Iyami comes to town, fashioning himself a salesman. After a botched robbery at the Matsuno house, he inadvertently becomes victim to teeth-regrowing medici
I've Had it With Fortune Telling-zansu!
Feb 20, 1988 · 24 min
After harassing Dayon the fortune-teller, Iyami awaits three bad things to befall him that day, as per Dayon's prediction.
Genius Iyami's Transformation Potion-zansu!
Feb 27, 1988 · 24 min
Iyami runs a shady clinic, but is pushed into failure by Dekapan's much more ethical office. To get revenge, him and Chibita cook up a scheme involving a transformation potion.
Sheee! I'm a Ballerina!
Mar 5, 1988 · 24 min
Chibita is training to become Prima Donna in Iyami's ballet studio's big show. When one thing leads to another and he's ousted from his role by Osomatsu, Chibita throws away his he
Chibita's Love Falls with the Flowers
Mar 12, 1988 · 24 min
Dekapan visits the sextuplets with his daughter -- not a human, but a pig. Osomatsu and Choromatsu cook up a scheme to trick Chibita, who has fallen in love with her not realizing
Profiting from Death Prayers-zansu!
Mar 19, 1988 · 24 min
After dining and dashing for the umpteenth time, Iyami plans a scheme to fake his death and use the grievance money to skip town.
Chibita Becomes a Mama!
Mar 26, 1988 · 24 min
Chibita finds an abandoned baby, but runs into financial difficulties alongside the discovery that the mother wants her baby back.
Transformation! Chibita's Amazing Hat
Apr 2, 1988 · 24 min
On his way to becoming a first-grader, Chibita is caught between the expectations of being a good boy or being a troublemaker. With the help of Iyami's newly-developed personality-
Making Easy Money with a Secondhand Store-zansu!
Apr 9, 1988 · 24 min
Iyami and Chibita sell used junk, but when they buy a wooden cabinet from the Matsunos that's worth a fortune, a battle ensues for who gets to claim the cash.
Shinigami Salesman From Hell!
Apr 23, 1988 · 24 min
A candle-watching shinigami comes to town, and Iyami enlists his help in culling Osomatsu, who has recently come down with a life-threatening illness.
Even Behind Bars, Iyami Never Learns!
Apr 30, 1988 · 24 min
Iyami and Chibita, prison inmates, make a grand escape from their sentence, but only one problem is in their way, aside from the police on their tail: they're chained together at t
The Great Iyami-sensei, the Popular Author!
May 7, 1988 · 24 min
Iyami, an amateur author who lives in poverty, strikes it rich when he sends in manuscripts that expose the many strange things about the people in town.
A Castle Moved In Next Door!
May 14, 1988 · 24 min
Lord Chibita, along with second-in-command Iyami, set up their Edo period-style headquarters in town, with the young Lord falling head-over-heels for Totoko.
Beat the Aliens!
May 21, 1988 · 24 min
Osomatsu and Choromatsu get kidnapped and replaced by aliens in a plot to take over the world, and it's up to the family to find out who the real kids are.
Getting Your Life Saved is Expensive-zansu!
May 28, 1988 · 24 min
After Iyami stops Osomatsu from being hit by a car, he mooches off the Matsunos' generosity under the overabused pretense that he was a hero to their son.
Saving? Energy Conservation? Mini-Sextuplets!
Jun 4, 1988 · 24 min
Chibita, along with his scientist uncle, hatch a plan to shrink the sextuplets to flea-size so that he's no longer shorter and can pick on them for a change.
Hatabō Musters Up Courage
Jun 11, 1988 · 24 min
After getting framed for one of Iyami's tricks, Hatabou tries to stand up for himself with the help of shrine god Dekapan's courage-fortified water.
Chibita the Safecracker!
Jun 25, 1988 · 24 min
In a retelling of the O. Henry tale "A Retrieved Reformation", Chibita, a safecracker recently released from a three-year-sentence, vows to never crack a safe again. His promise is
Switched Psyches!
Jul 2, 1988 · 24 min
Dekapan invents a mysterious liquid that causes anyone doused with it and who bumps heads to switch minds, leading to all sorts of chaos for the neighbors and their plans.
Iyami, The Dangerous Watch Dealer!
Jul 9, 1988 · 24 min
Iyami and Chibita mix up two fake watermelons: one full of valuables to give to the yakuza, and the other a bomb to give to the Matsunos as revenge for the destruction of Chibita's
Friendship! Chibita and the Cat Thief!
Jul 23, 1988 · 24 min
Paperboy Chibita makes friends with a notorious thieving cat, but trouble arises when the kitty must learn to be on the straight-and-narrow for his new human pal's health.
Chibita is a Wandering Gunslinger
Jul 30, 1988 · 24 min
In this retelling of "Shane", Chibita, a wandering gunslinger in the Wild West, must protect the Dekapan Ranch from the marauding Matsunoki family and their nefarious benefactor, I
The Great Detective! Hatabō-da jou!
Aug 6, 1988 · 24 min
The ultra-rich Iyami's diamond dentures go missing, and it's up to Detective Hatabou to find the lost jewels and the culprit behind the thieving.
Iyami's Body is Full of Germs!
Aug 13, 1988 · 24 min
Totoko becomes infected with personality-altering bacteria after Iyami sneezes on her, leading Osomatsu and Choromatsu, along with Dekapan, to find out the secret to Iyami's nastin
The Curse of Oden is Scary-zansu!
Aug 27, 1988 · 24 min
After Iyami steals all of an oden vendor's stock and pins it on oden-loving Chibita, the tortured boy sets his aim on the sextuplets and Iyami in a slasher-style game of revenge.
Dad Can Quit Smoking
Sep 3, 1988 · 24 min
Because of their lower income and not enough family time, the Matsunos try to convince their tobacco-addicted patriarch to quit smoking. But when the simple act of stopping isn't e
The Fairy Tale of Outie Island!
Sep 10, 1988 · 24 min
Dekapan and Hatabou, two farmers on an island, make offerings to a stone god, and are shunned for being hard workers by the rest of the islanders. When a message from the god comes
Watch Out for Wild Iyami!
Sep 17, 1988 · 24 min
The brothers, Chibita, and Totoko go camping in the sticks, and run afoul of lecherous ascetic Iyami who will stop at nothing to bite Totoko's rear end.
It's Do or Die for an Insurance Agent!
Oct 1, 1988 · 24 min
Iyami, who starts an insurance company with the intention of frauding his unlucky customers out of their money, has his scheme put to the test when he bargains the Matsunos a new h
Ninja Chibita is Here!
Oct 8, 1988 · 24 min
Chibita, having been picked on by the sextuplets one too many times, learns ninjutsu from Dekapan up in the mountains. But when Iyami wants in, as well as Dekapan finding out that
Up to Here with the Spirit of the Flower-zansu!
Oct 15, 1988 · 24 min
In a secluded mountain village in old Japan, a poverty-stricken Chibita is graced by the presence of the spirit of a rose in a garbage dump who arose from his generosity.
Totoko is the Number One Idol-zansu!
Oct 22, 1988 · 24 min
New girl Kumiko (a parody of idol singer Kumiko Goto) moves in next-door to the sextuplets, and spurs jealousy in Totoko for taking all the boys' eyes away from her. Alongside Toto
Male Friendship is Hot-zansu!
Oct 29, 1988 · 24 min
At a circus, Iyami and Chibita are death-defying trapeze artists. Ringmaster Dekapan stirs up trouble between them, with his daughter Totoko caught in a love triangle that's made w
Dad is Dad!
Nov 5, 1988 · 24 min
Mr. Matsuno calls it quits as the father to his six rambunctious sons, thinking that he's been mistreated. In his misplaced sorrow, he takes up interim son Chibita as a replacement
The Tomboy Princess of Dekapan Castle!
Nov 12, 1988 · 24 min
Iyamitarou, the scheming minister of Emperor Dekapan, attempts to assassinate ruling Princess Totoko so that his next-in-line Prince Hatabou can ursurp her. Under the guise of a co
It's Tough Being a Champion of Justice-zansu!
Nov 19, 1988 · 24 min
Chibita becomes the masked vigilante Chibita Oden X, with Iyami wanting to get into the hero game for purely reputation-based reasons. When a fish with golden scales is a target of
Chibita's Treasure Island
Nov 26, 1988 · 24 min
In a retelling of Robert Louis Stevenson's classic tale, Chibita takes on the role of Jimsy as he boards a ship searching for Treasure Island. Along the way, he meets the crew, enc
Be Kind to the Elderly-zansu!
Dec 3, 1988 · 24 min
Iyami and Chibita, after seeing how elderly people are treated with respect, pretend to be a poor old couple to take advantage of the Matsunos, and then rob them for all they're wo
Take Caution During a Raid-zansu!
Dec 10, 1988 · 24 min
In a retelling of the tale of the 47 Ronin, Chibitanosuke gets revenge on Iyaminosuke for the death of his Lord Hatabou and the fall of his Lordship's kingdom.
Babysitting is Hard Work-zansu!
Dec 17, 1988 · 24 min
The sextuplets, under the threat of their dad losing his job, must watch his boss' violent sleep-deprived son, but the infamous Buck-Toothed Kid, a wanted serial burglar, just so h
White Christmas of the Skyline
Dec 24, 1988 · 24 min
Chibita, a New York bellboy working at the Dayon Hotel, encounters the lovely yet suicidal singer Totoko and tries to convince her to play a show for the guests booked over the hol
Iyami's Shifty Business!
Jan 14, 1989 · 24 min
Scammer Iyami takes apprentice swindler Chibita under his wing to teach him the ins and outs of getting people to buy fraudulent goods, but once Chibita sees the effect Iyami's tac
Win the Race by Cheating-zansu!
Jan 21, 1989 · 24 min
A turn-of-the-century auto race unfolds in a newly-westernized Japan, with the grand prize being Totoko of the Yotsui Conglomerate's hand in marriage. Naturally, Iyami plans to che
Iyami's Gibberish Japan-zansu!
Jan 28, 1989 · 24 min
French director Iyami and his cameraman Chibita travel to Japan to film a documentary. However, Iyami's orientalist and otherwise racist perspectives influence the direction the fi
Ski Trips Are Tough-zansu!
Feb 4, 1989 · 24 min
The sextuplets, Iyami, and Chibita go skiing and get caught up in adventures involving a black bear and her cub, a race to impress pro skiier Totoko, and a run-in with an onibaba i
The Hot-Blooded Detective Chibita-zansu!
Feb 11, 1989 · 24 min
In a parody of prohibition-era gangster films, Detective Chibita is sent to destroy an illegal oden trade operation, and uncovers a conspiracy behind the people eating and bootlegg
Wealthy from the Lottery-zansu!
Feb 18, 1989 · 24 min
Iyami, having remembered that he made Chibita purchase a lottery ticket a year ago, learns that he has a winner on his hands. When he mouths off too much about his earnings, Totoko
Even the Sextuplets Become Good Boys at a Zen Temple!
Feb 25, 1989 · 24 min
After their dad decides it's time for them to learn some manners, the sextuplets are sent off to do zen training at Monk Iyami's temple, but get into trouble there too. When a myst
The Arrogant Police Officer-zansu!
Mar 4, 1989 · 24 min
Iyami is a police officer who is not very good at his job, instead opting to take advantage of his role as the long arm of the law to find any excuse to not do work. When Osomatsu
Dinosaur Egg Omelet-zansu!
Mar 11, 1989 · 24 min
During the stone age, Chibita finds a baby dinosaur that he wants to keep as a pet. But one thing leads to another, and he sends it away. Many years have gone by, and Chibita is no
What Happens at the Inn Stays at the Inn-zansu!
Mar 18, 1989 · 24 min
After the Matsunos accidentally stay at a ¥10,000 per person inn thinking it was for one zero less, they feign a lifestyle of the rich and famous, unaware that two criminals are hi
An Honest Iyami is Dangerous!
Mar 25, 1989 · 24 min
After Iyami's dishonesty spurs trouble for Dekapan's Restaurant, the Hatabou Research Institute creates an explosive lie-detector belt that's forced onto the serial liar. But when
Brown-nosing with Golf-zansu!
Apr 1, 1989 · 24 min
Chibita, the son of Iyami and Mr. Matsuno's boss, must decide on which of the two will get a promotion to Section Chief through a game of golf. Luckily for Osomatsu, Choromatsu, an
Iyami-san's Wedding!
Apr 8, 1989 · 24 min
A wealthy woman becomes engaged to dirt-poor Iyami, who's asked about where he lives. Ashamed to say he lives in a shack under the bridge, Iyami asks Osomatsu and his brothers to r
Luck Ran Out on the Drive
Apr 15, 1989 · 24 min
After a failed auto robbery on a rickety bridge totals Mr. Matsuno's recently-acquired lemon and Iyami's expensive French import, Osomatsu and the rest are stranded at a cliffside
The Super-Rich Chibita-sama-zansu!
Apr 22, 1989 · 24 min
Chibita, a fantastically rich young man, orders the infrastructure and economy of the town to suit his whims. When he can't force the entire town to sell oden at every store and sh
That Bastard Pilot, Iyami-zansu!
Apr 29, 1989 · 24 min
Iyami, flying as captain of a shoddy commercial jet with the promise of inheriting the airline, must avert a hijacking and keep all his passengers safe with the anticipated arrival
Sheee! A 50,000 Yen a Day Allowance!
May 6, 1989 · 24 min
The Matsunos are in the red, and decide to take up an offer from billionaire Dekapan to sell off Osomatsu to cover their debts. However, since Dekapan was never a father, his means
Hatabō is a Champion of Justice-dajou!
May 13, 1989 · 24 min
An upcoming election between Dayon and Iyami looks like it's over before it's even begun, with Iyami hiring hitman Joe Hatabou to take out his rival. However, when Iyami becomes Pr
The Revenge of Flying Chibita-zansu!
May 20, 1989 · 24 min
Chibita gets into R/C model planes after seeing the sextuplets' new expensive toy bomber. However, he's barred from the model shop and has to pay Osomatsu to play with theirs. Afte
Which is More Important, Oden or Your First Love?
May 27, 1989 · 24 min
Chibita falls head-over-heels in love with Hatabou's cousin Jajako, but likes way too many of the things she hates, including oden. In order to be just friends with her, Chibita tr
Where Did Papa's Bonus Go?
Jun 3, 1989 · 24 min
Mr. Matsuno loses his big bonus from work, and all suspicions point to Iyami, who has seemingly turned over a new leaf. The sextuplets start shadowing him, looking for any signs of
Sextuplets Squared!
Jun 17, 1989 · 24 min
Professor Iyami and his lab assistant Chibita cook up a 3D color-copy machine (otherwise known as a cloning machine for you geeks) that they take for a test drive with a Chibita cl
Munchkin Monkey Chibita's Big Adventure!
Jun 24, 1989 · 24 min
In the first part of this intergalactic parody of "Journey to the West", Chibita-Son Goku causes havoc in the heavens as a means to suit his little monkey ego. When he takes a leak
Totoko, the Selfish Buddha!
Jul 1, 1989 · 24 min
In the second part of this intergalactic parody of "Journey to the West", Iyami-Sanzou sets off with his band of weirdos to steal Boddhisatva Totoko's sutras in the hopes he can st
Iyami the Teacher's Throbbing Story!
Jul 15, 1989 · 24 min
This animated tale is an investigation into the true meaning of education. What lies forth is the complicated relationship between Chibita, an incessantly-doting and borderline rom
Life is Tough for Prince Chibita!
Jul 22, 1989 · 24 min
Prince Chibiru, the young ruler of the Kingdom of Odenwanker, comes to Japan as part of a political trip. When his royal duties are too exhausting, he gives the slip and disguises
Iyami's Fishy Beach House!
Jul 29, 1989 · 24 min
Mr. Matsuno and the sextuplets suffer pratfall after pratfall when they take up Iyami and Chibita's purportedly-cheap beach house as a day-trip rental, only to get nickeled and dim
Using Magic to Become Younger-zansu
Aug 19, 1989 · 24 min
Mr. and Mrs. Matsuno take advantage of de-aging magic that turns them back into teenagers, but neither of them know each other's secret. Mom starts a career as idol singer Matsuko,
Boxing Hurts-zansu!
Aug 26, 1989 · 24 min
In this parody of the classic boxing manga "Ashita no Joe", oden vendor Chibita takes up a career in boxing, with his anticipated rival being the constantly-gaining-and-losing-weig
Mom's a Born Saleswoman?!
Sep 2, 1989 · 24 min
A mom-and-pop sales-off begins for Mr. and Mrs. Matsuno, when the family learns about Mrs. Matsuno's success in door-to-door sales and their dad's failure. The sextuplets get caugh
Honeybee Chibita's Violin
Sep 9, 1989 · 24 min
In a parody of "Honeybee Hutch" and various Aesop bug fables, honeybee Chibita is searching for his lost mother, but encounters the dangers of nature, including Dayon the Spider, w
Totoko, the Riddling Genius!
Sep 16, 1989 · 24 min
Monks of Dekapan's Riddle Temple, Iyami and Chibita, go about town stumping the locals with riddles, with an incorrect answer resulting in the recipient geting pantsed. Their match
Detective Iyami versus Phantom Thief Dayon!
Sep 23, 1989 · 24 min
Inspector Chibita, on the hunt for Phantom Thief Dayon, teams up with the supposed "great detective" Iyami and his Junior Detectives Club to stop a planned thievery at Dekapan's ma
Iyami, 40 Years Later-zansu!
Oct 14, 1989 · 24 min
40 years in the future, the sextuplets are 50-year-old salarymen working for Dekapan's pharmaceutical company. When their boss puts on airs to develop an anti-aging rejuvenation dr
Deformed in Front of the Camera-zansu!
Oct 21, 1989 · 24 min
The Dekapan Film Company is losing sales to companies with much higher-quality stock than what they supply. Salesman Iyami is hired to promote the film stock through a contest to c
Cleany-kun, the Cleaning Robot!
Oct 28, 1989 · 24 min
A robot vacuum invented by Dekapan that serves to identify and "eat" trash has its wires crossed, leading to its AI assuming anything discussed negatively to be trash. Violence and
God, Make My Wish Come True!
Nov 4, 1989 · 24 min
God (Dekapan) comes to Earth to see how his creations are doing. In the mood for some action, he gives Chibita a mysterious phone card to call him up and ask for anything his heart
The Mother in Chibita's Imagination
Nov 11, 1989 · 24 min
In a retelling of "The Kid", Chibita, a foundling raised by the poor Dekapan, is visited by a woman who claims to be his mother during his work as a shoeshine boy. However, this my
Iyami's Hibernation Strategy-zansu
Nov 18, 1989 · 24 min
Chibita, taking up vigilantism as Batman (that's what the "B" on his mask stands for), observes Iyami, who's trying to get into prison before the winter as a loophole for a warm p
Raking It In As a Quack!
Nov 25, 1989 · 24 min
Osomatsu is sent to the capitalistic and hotel-like Dayon Hospital for an apple in his throat, but gets into trouble with the nurses who are supposed to be taking care of him. Mean
I Don't Want Nightmares-zansu!
Dec 2, 1989 · 24 min
Iyami, having accidentally awoken the spirit of vengeful samurai Chibita Juurozaemon Mitsutomo in a formerly-peaceful good night's dream, must play by "Elm Street" rules if he want
Lions Are Scary When Angry-zansu!
Dec 9, 1989 · 24 min
Iyami, the scummy ringmaster of a failing circus, gives away lion Tama to the Matsunos as part of a fake lottery. When the big cat is more than the family can handle, Tama's only p
Hatabou in Mito Koumon!
Dec 16, 1989 · 24 min
In a parody of the long-running period drama based on the life of the titular historical figure, Hatabou, taking the role of Tokugawa, hatches a plan to stop the crooked magistrate
The Aliens Have Come Again!
Dec 23, 1989 · 24 min
In a clip-show episode, the Nanmaiders return for a full-scale invasion, but need a human as a judge of character. Iyami is abducted, and, through clips from "Hatabou Musters Up Co
Iyami's Surefire Election Strategy-zansu!
Dec 30, 1989 · 23 min
Former Diet members Iyami and Chibita are suffering through poverty, with a slim chance of getting re-elected. When regular campaigning doesn't seem to work, the two partner up for