Watch Mr. Osomatsu Season 4 Episode 12 Online
“The End of Summer” — Watch "Mr. Osomatsu" Season 4 Episode 12 online in HD for free. Check streaming providers, cast, and episode details.
Where can I watch "The End of Summer" online?
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Season 4 Episode 12 — Aired on Sep 24, 2025 • runs about 24 minutes.
Directed by Yuki Morita, Shigeru Fukase.
Written by Shu Matsubara.
Notable cast/guest names in this episode include Takahiro Sakurai, Jun Fukuyama, Aya Endo, Yuichi Nakamura.
This page includes 5 official still(s) (when available) plus legal availability links.
Looking for “watch Mr. Osomatsu Season 4 Episode 12 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.
Synopsis
The end of summer has arrived, with Chibita deciding to close up his oden stall and pursue a charitable cause. Osomatsu, frustrated with this sudden change, angrily pressures his childhood buddy to stay.
Stills
Cast
as Osomatsu Matsuno (voice)
as Ichimatsu Matsuno (voice)
as Totoko (voice)
as Karamatsu Matsuno (voice)
as Matsuzou Matsuno (voice)
as Todomatsu Matsuno (voice)
as Choromatsu Matsuno (voice)
as Chibita (voice)
as Matsuyo Matsuno (voice)
as Juushimatsu Matsuno (voice)
Episodes – Season 4
Trailer / clip
There�s no trailer available for this series right now.
