Osomatsu-kun

2/12/1966

Iyami attempts to con Osomatsu, Choromatsu, and Chibita out of their hard-earned money at his fishing pond with a rare fish that gives them all their money back if caught. / Chibita plays the role of the leader of a gang of thieves who target Osomatsu for discovering their misdeeds.

2/19/1966

Totoko's grandpa enlists the help of the sextuplets to stop Chibita and his gang of feral cats from attacking the fish store. / Iyami and Chibita fly around town in a helicopter to cause mischief amongst the locals.

2/26/1966

A housework robot (shaped like Chibita) causes havoc amongst the Matsuno family when he malfunctions. / Iyami runs a scam out of a laundromat to catastrophic failure.

3/5/1966

Iyami and Chibita feign construction workers to scam the sextuplets out of their money by making a paid shortcut to school. / A camera company offers a cash prize for whoever can photograph a face-making man without any made faces, leading the sextuplets and Chibita to try to claim the reward.

3/12/1966

Spooky things seem to be happening around town, leading the sextuplets to discover a secret of their own appearance. / Chibita challenges the brothers to a martial arts battle.

3/19/1966

Iyami scams the sextuplets with a magic kettle, actually utilizing Chibita as the secret inside. / Chibita and the shapely-mouthed Bokeo get revenge on the sextuplets for harming their frog friend.

3/26/1966

Chibita appears alongside Totoko wearing a strange hat that, when removed, changes his temperament from good to bad, leading to chaos amongst the Matsunos. / Chibita goes boar hunting and encounters the sextuplets and Iyami.

4/2/1966

Osomatsu visits dentist Iyami's office for a toothache, but due to an unpaid bill, assists him in fixing up the mouth of Dekapan's crocodilian "son". / After Chibita's mosquito colony is destroyed by the sextuplets, he and Iyami create a watermelon-shaped bomb to enact revenge.

4/9/1966

Chibita, with the help of his scientist uncle, devise a plan to shrink the sextuplets down to flea size so that he will no longer be shorter than them. / A roaming minstrel and Chibita team up to enact revenge on the sextuplets with their army of cats.

4/16/1966

A wealthy couple pay the sextuplets' parents to loan one of their boys out to them as a paid son, but the love they have for Osomatsu and Choromatsu is much too young for them. / Chibita and the brothers drink an invisibility potion and cause mischief.

4/23/1966

A new girl moves into the neighborhood, and the sextuplets try to put the moves on her while confusing her dad for their eerily-resembling dog. / A crime family that Chibita is a part of has business with the sextuplets, climaxing in a rainy nighttime brawl.

4/30/1966

An apple-headed doctor conducts an experiment on the sextuplets, but his seemingly strange mood swings are more than meets the eye. / Iyami works as a bespoke clothing designer for the Matsunos, but suspicions are aroused when the family's Children's Day koinobori goes missing.

5/7/1966

Ninjutsu master Iyami enlists the help of his disciples Chibita and Moguramaru to get revenge on the sextuplets. / Chibita attempts to thwart Totoko's run as Class President.

5/14/1966

Chibita takes the place of Dekapan's trained dog "son" when ringmaster Iyami buys him for his circus. / A student with a padlocked hat transfers to the sextuplets' school, leading to a mystery of his identity.

5/21/1966

The Matsunos take a trip in a wacky inventor's time machine to the age of the dinosaurs, where they meet their friends' prehistoric counterparts. / Neighbors Iyami and Chibita go to war with the Matsunos over trash disposal.

5/28/1966

Chibita falls in love with snooty Chikako, but the sextuplets' faulty attempts at woo cause more than trouble for the little lovebirds. / The sextuplets watch over a sleepwalking boy who becomes violent when awoken.

6/4/1966

A Santa Claus-like figure arrives in the town, in actuality a persona put on by burglar Moguramaru to hide stolen goods. / Deranged dentist Chibita enacts periodontal violence against people with better teeth than him.

6/11/1966

The sextuplets become victims of a vindictive clothesless Chibita, who tries to steal their clean clothes. / The Matsunos offer Dekapan a place for his pig "daughter" to stay, but Chibita falls in love with her without knowing she isn't human.

6/18/1966

The sextuplets' father invites work friend Iyami over for dinner, but chaos ensues in response to his disruptive behavior. / Chibita attempts to sneak onto an ocean liner under the guise of a sailor.

6/25/1966

Iyami runs a "genuine" French restaurant with Chibita, and receives criticism for his poor service and lack of research. / Mr. Matsuno resigns from his position as patriarch, and runs away.

7/2/1966

Ultra-rich Iyami accidentally breaks his bejeweled dentures, so with the help of his assistant Chibita, he tries to pin the blame on the sextuplets. / Chibita's army of cats ransack the town's oden vendors of his most favorite food, leading Iyami and the sextuplets to take him out.

7/9/1966

A mynah bird settles into the sextuplets' birdhouse village, but is harboring a less-than-desired guest in its home. / Chibita becomes a foster mother for a foundling.

7/16/1966

7/23/1966

7/30/1966

8/6/1966

8/13/1966

8/20/1966

8/27/1966

9/3/1966

9/10/1966

9/17/1966

9/24/1966

10/1/1966

10/8/1966

10/15/1966

10/22/1966

10/29/1966

11/5/1966

11/12/1966

11/19/1966

Safecracker Chibita, released on parole, mustn't break into another safe or else he'll be back behind bars. But what will happen when he must use his talents to save a life?

11/26/1966

12/3/1966

12/10/1966

12/17/1966

12/24/1966

12/31/1966

1/7/1967

1/14/1967

1/21/1967

1/28/1967

2/4/1967

2/11/1967

2/18/1967

2/25/1967

3/4/1967

3/11/1967

3/18/1967

3/25/1967