- Country: Japan
- Genres: Action, Animation
- Release: 2006-10-04
- Director: N/A
- Writers: N/A
- Language: Japanese
- Stars: Koichi Yamadera , Hitoshi Bifu , Hitoshi Bifu , Hitoshi Bifu , Yôichi Nishjima , Yôichi Nishjima , Yôichi Nishjima , Kinryuu Arimoto , Kinryuu Arimoto , Tooru Nara , Tooru Nara , Tooru Nara , Masaki Terasoma , Aya Hisakawa , Aya Hisakawa , Aya Hisakawa , Taiten Kusunoki , Yuudai Sato , Masaru Ikeda , Masaru Ikeda
- Runtime: min
- Awards: N/A
- AKA: 蒼天の拳 (Japan) , Fist of the Blue Sky (United States of America) , Ken il guerriero: Le origini del mito (Italy) , Sôten no Ken
- Plot: Kasumi Kenshiro, also known as Yan Wang or the King of Death, is a Tokyo professor and the 62nd successor to the deadly assassin art known as Hokuto Shinken. He leaves his teaching job and travels to Shanghai after getting word that his old Qing Bang Triad friend, Pan Guang-Lin, and his friend's sister and Kasumi's love interest, Pan Yu-Ling, are in trouble. While in Shanghai, he encounters and fights the three families of Hokuto: Hokuto Sonkaken, Hokuto Soukaken, and Hokuto Ryuukaken. He does all this while revolting against the corrupt Hong Hua Triads to restore honor and power to the Qing Bang.
- IMDB:tt0884847
Fist of the Blue Sky Cast · · · ALL
Koichi Yamadera
Kenshiro Kasumi (voice)
Yumi Touma
Pan Yuling (voice)
Sumire Uesaka
Erika Arendt (voice)
Nobuyuki Hiyama
Ye (voice)
Akeno Watanabe
Yè Ziyīng (voice)
Tomohisa Aso
Narrator (voice)