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Mr. Osomatsu S4E2 — Watermelon Alien

Mr. Osomatsu•Season 4•Episode 2

Watermelon Alien

Jul 16, 202524 min

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

Directed byTsuneo Suzuki, Takeshi Nakano

Written byShu Matsubara

Previous episodeE1 · It's Starting Again Next episodeE3 · Thunderstorms and Crew Cuts

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

H

Haruo Miyagawa

Key Animation

Yoshinori Odaka

Yoshinori Odaka

Storyboard Artist

T

Takanori Saito

Key Animation

C

Chie Kinoshita

Key Animation

T

Takashi Koizumi

Key Animation

T

Tomoko Sato

Key Animation

M

Maki Fujita

Key Animation

S

Sayaka Takemoto

Key Animation

H

Haruo Miyagawa

Prop Designer

T

Tsuneo Suzuki

Storyboard Artist

T

Tsuneo Suzuki

Director

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Episode Summary

"Watermelon Alien" is episode 2 of Mr. Osomatsu season 4. Directed by Tsuneo Suzuki, Takeshi Nakano and written by Shu Matsubara, it aired on July 16, 2025.

Next: E3 · Thunderstorms and Crew Cuts Best of Season 4