Currently available on 3 streaming services.

Streaming, rent, or buy Protocol: Rain – Season 1:

Currently you are able to watch "Protocol: Rain - Season 1" streaming on Crunchyroll, Crunchyroll Amazon Channel or buy it as download on Apple TV.

Where can I watch Protocol: Rain for free?

There are no options to watch Protocol: Rain for free online today in Australia. You can select 'Free' and hit the notification bell to be notified when season is available to watch for free on streaming services and TV.

Cast

Kensho Ono
Shun Tokinoya (voice)
Sora Amamiya
Yu Saegusa (voice)
Inori Minase
Nozomi Inazuki (voice)
Momo Asakura
Mio Tokinoya (voice)
Ryohei Kimura
Akito Sendo (voice)
Tomokazu Sugita
Ryusei Nagamine (voice)
Yoshitsugu Matsuoka
Mutsuki Naito (voice)
Kaede Hondo
Seshiru Sato (voice)
Azumi Waki
Emiko Takanashi (voice)