Watch SAKAMOTO DAYS Season 1 Episode 21 Online
“Hard Mode” — Watch "SAKAMOTO DAYS" Season 1 Episode 21 online in HD for free. Check streaming providers, cast, and episode details.
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Season 1 Episode 21 — Aired on Sep 15, 2025 • runs about 23 minutes.
Directed by Masaki Watanabe.
Written by Taku Kishimoto.
Notable cast/guest names in this episode include Tomokazu Sugita, Nobunaga Shimazaki, Ayane Sakura, Nao Toyama.
This page includes 5 official still(s) (when available) plus legal availability links.
Looking for “watch SAKAMOTO DAYS Season 1 Episode 21 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.
Synopsis
Shin teams up with Mafuyu, Toramaru and Kaji to take down a berserk Shinaya. Can these ragtag new allies work together to defeat their rampaging foe?
Stills
Cast
as Taro Sakamoto (voice)
as Shin Asakura (voice)
as Lu Shaotang (voice)
as Aoi Sakamoto (voice)
as Hana Sakamoto (voice)
as Heisuke Mashimo (voice)
as Yoichi Nagumo (voice)
as Shishiba (voice)
as Osaragi (voice)
as Hyou (voice)
Episodes – Season 1
Trailer / clip
There�s no trailer available for this series right now.
