Hokuto no Ken (2026) Episode 4, The Flames of Obsession (執念の炎)
Episode 4 of Hokuto no Ken 2026, titled “The Flames of Obsession” (執念の炎), aired on April 17, 2026 on Prime Video. It was directed by Itō Hiroki with a screenplay by Inukai Kazuhiko.
Heart, nicknamed “the martial arts killer,” represents the first real challenge for Kenshirō in the series. His layer of fat renders the pressure points of Hokuto Shinken ineffective, forcing the hero to improvise an unprecedented counter-technique.
Official Synopsis
Kenshirō finally reaches his eternal enemy: Shin, successor of the Nantō Koshūken and the man known as KING. Burning with the fire of vengeance, Kenshirō suddenly finds himself face to face with Heart, one of Shin’s loyal lieutenants. The massive Heart, nicknamed the martial arts killer, is protected by a layer of fat that renders Hokuto Shinken ineffective. Cornered in a desperate situation, will Kenshirō be able to turn the tide of the battle!?
Watch Episode 4 on Prime Video
Episode 4 “The Flames of Obsession” of Hokuto no Ken 2026 is available on Prime Video with English subtitles and English dub since April 17, 2026. A free 30-day trial allows you to watch the entire season with no commitment.
Cast
| Kenshirō | Takeuchi Shunsuke (武内駿輔) |
|---|---|
| Bat | Yamashita Daiki (山下大輝) |
| Shin | Yusa Kōji (遊佐浩二) |
| Heart | Chafūrin (チョー風林) |
Staff
| Direction (episode) | Itō Hiroki (伊藤弘樹) |
|---|---|
| Screenplay | Inukai Kazuhiko (犬飼和彦) |
| Storyboard | Maeda Hiroshi, Ogasawara Kazuma, Itō Hiroki, Kanayama Yoshinari |
| Direction (series) | Maeda Hiroshi (前田洋志) |
| Head writer | Inukai Kazuhiko (犬飼和彦) |
| Original work | Buronson (武論尊), Tetsuo Hara (原哲夫) |
| Music | Hayashi Yūki (林ゆうき) |
| Animation studio | TMS Entertainment, 7studio |