

Dead woman sends mail 20 years after her fall — postmarked yesterday.
Mystery writer Kosaku Asahina scores yet another scoop in a case that occurred in the streets. He even personally conducts investigations and frequently makes these cases the basis for his own novels. It maybe because his late father was a scholar that he is cool, but brims with curiosity and action. One day, Kosaku is facing the computer in his living room and writing a new novel. The novel is based on the baffling case of a female who fell to her death in Setagaya in the past. Kosaku had personally conducted interviews and inspected the scene of her death, but still cannot get to the truth. Then a letter addressed to his father Konosuke who died more than 20 years ago, is delivered to Kosaku. The name of the sender is the female whose mysterious death from a fall, is the subject of Kosaku’s new novel.
Acting
Kotaro Koizumi's restless intellectual energy carries every scene.
Writing
Meta-mystery structure — novelist investigating his own fictional case.
Director
Manabu Asô
Trivia, insights & behind the scenes
Based on the long-running Japanese TV mystery series 'Kosaku Asahina' that aired over 40 episodes; this 2016 film was a theatrical revival after a decade.
The 'falling death in Setagaya' echoes real 1960s-70s unsolved cases that obsessed Japanese media, making Asahina's fictional investigations culturally resonant.
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