

In Tokyo, Japan, several grotesque murders take place on rainy days. Detective Sawamura, who is in charge of the case, soon discovers that his own family is connected to the crimes.
Practical Effects
The killer's taxidermy-like corpse staging is genuinely unnerving
Cinematography
Rain-soaked Tokyo never looked this suffocating
Acting
Oguri's unraveling is devastating to watch

Director
Keishi Otomo
Trivia, insights & behind the scenes
Based on Ryosuke Tomoe's manga that ran in Young Magazine—Otomo specifically requested the rain motif be amplified for the film.
Released the same year as Shin Godzilla, representing a fascinating split in how Japanese cinema processed collective trauma: one through kaiju spectacle, the other through intimate familial horror.