Prison Gate Island

The film features a compelling storyline where detective Kindaichi arrives at Gokumon-tou island only to bring news of his friend Kitou Chimata's death. However, his true motive for visiting is to unravel a series of bizarre murders that follow Chimata's passing. As Kindaichi delves into the mystery, he confronts not only the danger posed by the killer but also the complex dynamics of the Kitou family and the island's unique social climate.

With a talented cast that includes Hiroki Hasegawa, Riisa Naka, and Mantaro Koichi, the film explores themes of family intrigue and societal issues in postwar Japan. Collectors of mystery films may find this title intriguing for its rich narrative and historical context, making it a notable entry in the genre from the mid-2010s.