Episode 1 | Osomatsu-kun Returns

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

Episode 2 | Let's Get a Job/The Melancholy of Osomatsu-kun

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.

Episode 3 | Tidbits Collection

A series of random gags.

Episode 4 | Let's Get Independent/This is Totoko

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.

Episode 5 | The Karamatsu Incident/ESP Kitty

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.

Episode 6 | It's a Birthday Party, Dajo/Iyami's Great Discovery

The Matsunos are invited to Hatobou's birthday part. Meanwhile, Iyami discovers that his buckteeth contain a rare metal.

Episode 7 | Todomatsu and the 5 Demons/To the North

Todomatsu starts to work at a stylish cafe. His brothers try to disturb his fulfilling life. / Dekapan and Dayon enjoy a carefree travel together toward north.

Episode 8 | The Calming Osomatsu/Totoko's Dream

Captain Choromatsu waits a man while he carries out a murder case investigation with Detective Todomatsu. / Totoko wants to be a popular idol, but reality is so cruel.

Episode 9 | Chibita and Oden/Jyushimatsu Falls in Love

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.

Episode 10 | Iyami and Chibita's Rental Girlfriend

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

Episode 11 | Christmas Osomatsu-san

A series of Christmas gags.

Episode 12 | Year-End Special-san

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.

Episode 13 | Sanematsu-san/Girlymatsu-san/Accident?

A salaryman named Sanematsu takes care of his six siblings, the Matsuno brothers become girls and argue, and a fight between Choromatsu and Osomatsu occurs.

Episode 14 | Kaze wo hiita/Todomatsu no rain/Choromatsu-sensei

The brothers all catch colds. Later, the brothers question Todomatsu about all the things he hasn't told them about his personal life. Choromatsu is a paranoid vice-principal overly worried about plans for his school's cultural fe...

Episode 15 | Mensetsu/Chibita no hana no inochi

Jyushimatsu goes to a job interview, proving to be a total nuisance for the interviewers. Chibita is asked out on a date by the fairy of a flower he saved.

Episode 16 | Matsuno Max/The Ichimatsu Incident

In an apocalyptic world, the Idol Matsunos battle against Iyami and Dekapan, who are robbing the dry-skinned citizens of all of their lotion. Ichimatsu is forced to pretend to be Karamatsu after Osomatsu catches him wearing his cl...

Episode 17 | Jyushimatsu Festival

Jyushimatsu carries out incredible feats. Meanwhile, the other brothers try to find out when Jyushimatsu developed his odd personality.

Episode 18 | Iyami's Counterattack

Wanting to become the main protagonist of the franchise again, Iyami holds a bizarre kart race to determine who the protagonist of Osomatsu-san will be.

Episode 19 | Period Drama Osomatsu-san/Choromatsu Rising

A series of skits take place, set during the Sengoku era. Back in the present, Choromatsu decides to quit being an idol and pursue a job.

Episode 20 | Teach Me, Hatabou/School Matsu/Iyami's School

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

Episode 21 | Mahjong/Godmatsu

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

Episode 22 | The Star of Hope, Todomatsu/Final Sheeeh

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.

Episode 23 | Kerosene/Dayon Tribe

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.

Episode 24 | Totoko's Huge Panic/Letter

Totoko is jealous when people start getting 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.

Episode 25 | Osomatsu-san, Such as It Was

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