The film will be shot on location in the real streets of Tokyo's Shinjuku district, which provides the setting for the "City Hunter" saga.
The "City Hunter" comic was originally set in the late 1980s; the film updates the timeframe to the present day.
In preparation for his portrayal of Ryo Saeba, Ryohei Suzuki undertook physical training and driving tuition.
In the 'City Hunter' comic Ryo sports a Balmacaan coat; in the anime adaptations he wears a blue jacket, and in this film he is shown wearing a trench coat.
This represents the first Japanese screen adaptation of Tsukasa Hôjô's "City Hunter" comic. Earlier adaptations were produced in China (City Hunter (1993) and Meng Bo (1996)), Korea (City Hunter (2011)) and France (City Hunter (2018)).
Akira Kamiya, who lends his voice to Ryo Saeba in the 'City Hunter' animated feature films, also provides the voice for a newsreader.
Ryohei Suzuki is a keen fan of the "City Hunter" manga.
