Where to watch Protocol: Rain (2023)
In US, Protocol: Rain is streaming on Crunchyroll, Crunchyroll Amazon Channel.
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| Country | Stream (subscription) | Free | Free with ads | Rent | Buy |
|---|---|---|---|---|---|
| US |  Crunchyroll  Crunchyroll Amazon Channel | — | — | — |  Amazon Video  Apple TV Store |
| GB | Crunchyroll Crunchyroll Amazon Channel | — | — | — | Apple TV Store |
| CA | Crunchyroll Amazon Channel Crunchyroll | — | — | — | Apple TV Store |
| AU | Crunchyroll Crunchyroll Amazon Channel | — | — | — | Apple TV Store |
| IN | Crunchyroll  Sony Liv Crunchyroll Amazon Channel | — | — | — | — |
| BR | Crunchyroll Crunchyroll Amazon Channel | — | — | — | — |
| DE |  Animation Digital Network  Anime Digital Network Amazon Channel | — | — | — | Amazon Video |
| FR | Animation Digital Network Anime Digital Network Amazon Channel | — | Animation Digital Network | — | Amazon Video |
| IE | Crunchyroll Crunchyroll Amazon Channel | — | — | — | — |
| IT |  Anime Generation Amazon Channel | — | — | — | — |
| JP |  Hulu  U-NEXT  Anime Times Amazon Channel  dAnime Amazon Channel | — | — | — | — |
| MX | Crunchyroll Crunchyroll Amazon Channel | — | — | — | — |
Availability data via JustWatch through TMDB. Listings change often — last refreshed 9 Sep 2026.