Gekijôban: Signal

Rainy highway at midnight a crashed limousine. Doubts arise over a government official's death. A walkie-talkie connects past and future in Hashimoto's crime thriller.

Streaming availability changes weekly. Check the Where to watch panel above — we re-pull TMDB's JustWatch index every week. If nothing's listed, the film is between licence windows.

Our similarity graph picks 6 films based on shared director, keywords, mood-cluster overlap, and MovieLens user co-rating — niche-biased away from blockbusters. Full list: /like/signal-the-movie-cold-case-investigation-unit-2021/.

Hajime Hashimoto directed Gekijôban: Signal in 2021. See Hajime Hashimoto's full filmography, where to start with Hajime Hashimoto, or where to go after you've seen everything by Hajime Hashimoto.

Gekijôban: Signal was released in 2021 (JA original-language production), with a runtime of 122 minutes.