The fourth season of Golden Kamuy is set to begin on October 3 in Japan, the anime’s second trailer has revealed.

The new Golden Kamuy Season 4 trailer includes a preview of the newly-announced opening song “NEVER SAY GOODBYE” by ALI feat. Mummy-D. Details for the ending song were also announced, with THE SPELLBOUND performing and the title being “Subete ga Soko ni Arimasuyouni.” 

Additionally, it was revealed that Yasuyuki Kase is joining the cast as Waichiro Sekiya. 

Golden Kamuy is based on the Shueisha-published historical adventure manga by Satoru Noda. The first and second seasons premiered in 2018 while the third season premiered in 2020.

Crunchyroll describes the show as:

The story takes place in the mighty Northern field of Hokkaido, the time is in the turbulent late Meiji Era. A post war soldier Sugimoto, aka, “Immortal Sugimoto” was in need of large sums of money for a particular purpose…. What awaited Sugimoto, who stepped into Hokkaido’s Gold Rush with dreams of making a fortune, was a tattoo map leading to a hidden treasure based on hints inscribed on the bodies of convicts in Abashiri Prison?! The magnificent nature of Hokkaido vs vicious convicts and the meeting with a pure Ainu girl, Ashiripa!! A survival battle for a hidden treasure hunt begins! 

Golden Kamuy Season 4 is produced by Brain’s Base instead of the previous seasons’ Genos Studio, with new staff members including Shizutaka Sugahara (Grimms Notes: The Animation, Rin-ne, and D-Frag! director) as chief director and Takumi Yamakawa (To Your Eternity, In/Spectre, and Grimms Notes: The Animation animation director) as character designer. 

Other new staff include Tooru Koga (Shinkansen Henkei Robo Shinkalion Z) as art director, Yuuku Fukuda (To Your Eternity) as color designer, and Oda Yorinobu (To Your Eternity) as photography director. Returning from previous seasons are Noboru Takagi as series composer and scriptwriter and Kenichiro Suehiro as music composer.

Meanwhile, reprising the roles of main duo Saichi Sugimoto and Asirpa are Chikahiro Kobayashi and Haruka Shiraishi respectively. Masaaki Mizunaka and Tomokazu Seki are joining the cast as Ariko and Boutarou the Pirate respectively.

The Shueisha-published Golden Kamuy manga ran from 2014 to 2022, ending with 31 tankoubon volumes. It was serialized in Weekly Young Jump and is published under the Young Jump Comics label. Viz publishes the manga in English.

Source: Golden Kamuy website (1), (2), (3)