Mr. Osomatsu Season 4 Unveils Exciting Opening Song by DA PUMP
Discover how a talented group creatively covers the beloved overseas hit 'Osmatsu-san no Bomba Sheeh!', blending originality with international flair.

DA PUMP to Perform Opening Theme for Mr. Osom Season 4
The popular boy band and dance group DA PUMP will perform the opening theme for the upcoming fourth season of the acclaimed anime, Mr. Osomatsu. The announcement was made on the official anime website on Friday.
New Song: "Oso*matsu-san no Bomba Sheeh!"
- Title: "Oso*matsu-san no Bomba Sheeh!" (Mr. Osomatsu's Bomba Sheeh!)
- Description: The song is a Japanese-language cover of an overseas track, though the source song has not yet been disclosed.
- Notable Details:
- The title references the iconic "Sheeh!" pose made by the Osomatsu sextuplets.
- The Japanese lyrics for the cover were written by rapper m.c.A.T.
DA PUMP Channels the Osomatsu Spirit
The announcement featured a photo of the DA PUMP members striking the energetic "Sheeh!" pose made famous by the Osomatsu brothers.
Image via Mr. Osomatsu anime's website
Season 4 Set to Premiere
Image via Mr. Osomatsu anime's website
- Premiere: Scheduled for July
- Returning Cast:
- Takahiro Sakurai
- Yūichi Nakamura
- Hiroshi Kamiya
- Jun Fukuyama
- Daisuke Ono
- Miyu Irino
All main voice actors will reprise their roles as the mischievous Osomatsu sextuplets.
- Director: Yoshinori Odaka (returns after directing previous seasons and the Osomatsu-san
Hipipo-Zoku to Kagayaku Kajitsufilm) - Studio: Pierrot Films
- Series Scripts: Shū Matsubara
- Character Design: Eiji Abiko
About Mr. Osomatsu
Mr. Osomatsu is based on Fujio Akatsuka's classic manga Osomatsu-kun and its "high tension comedy" TV anime. The show centers on the Matsuno family, featuring six identical and mischievous brothers (sextuplets) – all hopelessly in love with the same girl, Totoko.
- Original Series: Followed the brothers at age 10
- Mr. Osomatsu: Re-imagines the siblings as adults
Franchise Highlights
- Anime Seasons:
- Season 1: 2015
- Season 2: 2017
- Season 3: 2020
- Feature Film: Eiga no Osomatsu-san (2019)
- Spin-offs:
- Anime shorts
- Live-action film
Recent Projects
- Two New Films Announced:
- Announced in June 2021
- Limited theater screenings in Japan in 2022 and 2023
- First New Film:
- Osomatsu-san
Hipipo-Zoku to Kagayaku Kajitsu, premiered July 2022 - Teaser, staff, and story details
- Osomatsu-san
- Second New Film:
- Osomatsu-san: Tamashii no Takoyaki Party to Densetsu no Otomari-kai (The Soul's Takoyaki Party and the Legendary Sleepover Party), premiered July 2023
Merchandise and Specials
-
Matsuinu:
- Canine character line inspired by the series
- Led to a series of anime shorts in October 2023
- More info
-
Fan Club Exclusive:
- Four-episode "ultra-short anime" streamed to celebrate the fifth anniversary of the anime's fan club
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