SOU・SOU collaborated on costume design as part of the film “Kingdom 5: The Clash of Souls,” which was released nationwide on Friday, July 17, 2026.

“Kingdom” (originally by Yasuhisa Hara / published by SHUEISHA) is a manga that depicts, on a grand scale, the young Xin and Ying Zheng, the future king striving to unify the Central Plains.
From 2019 to 2024, four live-action films were released, and the series surpassed a total audience of 17.34 million and total box-office revenue of 24.5 billion yen. It became a massive entertainment phenomenon that shone brightly in the Japanese film industry, winning numerous film awards and earning the No. 1 spot among domestic live-action films for that year.

The manga celebrates its 20th anniversary, and the film opens a new chapter in its legend.
In the fifth film of the series, “Kingdom: The Battle of Souls,” the story depicted is “all-out war.” It is the highly popular “Coalition Army arc,” even in the original work. The series’ largest-scale, explosive battle of spirits unfolds in the epic clash between .
The war of destiny that puts the survival of Qin on the line will ignite a great conflagration this summer—.