Mr. Osomatsu backdrop

Mr. Osomatsu S4E9 — The Idiot Series

Mr. Osomatsu•Season 4•Episode 9

The Idiot Series

Sep 3, 202524 min

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

Directed byYuki Morita, Itoko Nagai

Written byShu Matsubara

Previous episodeE8 · Ichimatsu and the Thieving Cat Next episodeE10 · Iyami and the Shy Little Aliens

Seasons4

Season 4 Episodes13

It's Starting Again still

It's Starting Again

Watermelon Alien still

Watermelon Alien

Thunderstorms and Crew Cuts still

Thunderstorms and Crew Cuts

Temple Festival still

Temple Festival

Rest / Fishing Hermit still

Rest / Fishing Hermit

Fans and Time Machines still

Fans and Time Machines

Storytime, Jo still

Storytime, Jo

Ichimatsu and the Thieving Cat still

Ichimatsu and the Thieving Cat

The Idiot Series still

The Idiot Series

Iyami and the Shy Little Aliens still

Iyami and the Shy Little Aliens

The Sextuplets Have the Same Dream still

The Sextuplets Have the Same Dream

The End of Summer still

The End of Summer

The Matsuno Ten still

The Matsuno Ten

Cast10

Takahiro Sakurai

Takahiro Sakurai

Osomatsu Matsuno (voice)

Jun Fukuyama

Jun Fukuyama

Ichimatsu Matsuno (voice)

Aya Endo

Aya Endo

Totoko (voice)

Yuichi Nakamura

Yuichi Nakamura

Karamatsu Matsuno (voice)

Kazuhiko Inoue

Kazuhiko Inoue

Matsuzou Matsuno (voice)

Miyu Irino

Miyu Irino

Todomatsu Matsuno (voice)

Hiroshi Kamiya

Hiroshi Kamiya

Choromatsu Matsuno (voice)

Sachi Kokuryu

Sachi Kokuryu

Chibita (voice)

Kujira

Kujira

Matsuyo Matsuno (voice)

Daisuke Ono

Daisuke Ono

Juushimatsu Matsuno (voice)

Crew12

S

Shu Matsubara

Writer

T

Takashi Koizumi

Key Animation

K

Kasumi Wada

Key Animation

H

Haruo Miyagawa

Prop Designer

M

Masatsugu Arakawa

Key Animation

S

Shiho Oohisa

Key Animation

H

Hiroyuki Uchida

Key Animation

Y

Yuki Kikuchi

Key Animation

L

Lai Thi Hai Yen

Key Animation

R

Retsu Ohkawara

Key Animation

T

Takahiro Fujii

Key Animation

K

Kasumi Wada

Supervising Animation Director

Discussion

0 comments

Join the conversation

Share your take and reply to other fans.

No comments yet

Be the first to share your thoughts on this episode.

Episode Summary

"The Idiot Series" is episode 9 of Mr. Osomatsu season 4. Directed by Yuki Morita, Itoko Nagai and written by Shu Matsubara, it aired on September 3, 2025.

Next: E10 · Iyami and the Shy Little Aliens Best of Season 4