Series

Signal

“A Call from the Past, the Call for the Future”

★ 6.8(13)201854m1 season

Signal is streaming on Netflix, Hulu, U-NEXT, Netflix Standard with Ads, KANTELE DOGA CHANNEL Amazon Channel and FOD in Japan, and available to rent or buy on Amazon Video and Google Play Movies. Availability checked 10 June 2026.

Where to watch Signal

🇯🇵 Japan

NetflixStream

HuluStream

U-NEXTStream

Netflix Standard with AdsStream

KANTELE DOGA CHANNEL Amazon ChannelStream

FODStream

Amazon VideoRent

Google Play MoviesBuy

Good to know

Release date: 2018-04-10
Runtime: 54m
Language: Japanese
Seasons: 1
Episodes: 10
Network: Fuji TV, Kansai TV
Status: Ended
Country: Japan

About Signal

Signal is a 2018 web series in the Crime, Drama and Mystery genres, starring Kentaro Sakaguchi, Kazuki Kitamura and Michiko Kichise. It spans 1 season and 10 episodes, and originally aired on Fuji TV and Kansai TV. It holds an average rating of 6.8/10 from 13 viewers. Below you can see where to watch Signal in Japan — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Synopsis

Two detectives communicate through a walkie-talkie to solve a cold case. One detective exists in the present day, and the other detective exists 15 years in the past.

Seasons (1)

Season 110 eps · 2018

Cast

Kentaro Sakaguchi

Kento Saegusa

Kazuki Kitamura

Takeshi Ooyama

Michiko Kichise

Misaki Sakurai

Yuichi Kimura

Tsutomu Yamada

Tetsuhiro Ikeda

Shinya Kojima

Kaede Aono

Rika Anzai

Fuju Kamio

Ryota Kato

Atsuro Watabe

Shinnosuke Nakamoto

Takemi Fujii

Masahiro Komoto

Kazuo Iwata

Themes & keywords

detectivekidnappinginvestigationremakeserial killersignalchanging the past or futureproceduraltime-manipulationpolice profilingpast and present

Frequently asked questions

Where can I watch Signal in Japan?+

In Japan, you can stream Signal on Netflix, Hulu, U-NEXT, Netflix Standard with Ads, KANTELE DOGA CHANNEL Amazon Channel and FOD. It's also available to rent or buy on Amazon Video and Google Play Movies.

Is Signal on Netflix?+

Yes — Signal is available to stream on Netflix in Japan.

How many seasons of Signal are there?+

Signal has 1 season and 10 episodes in total.

Who stars in Signal?+

Signal stars Kentaro Sakaguchi, Kazuki Kitamura, Michiko Kichise, Yuichi Kimura and Tetsuhiro Ikeda.

When did Signal come out?+

Signal is a 2018 web series.

What genre is Signal?+

Signal is Crime, Drama and Mystery series.