Series

Protocol: Rain

★ 7.3(11)202323m1 season

Animation Comedy Drama

Official site

Protocol: Rain is streaming on Hulu, U-NEXT and dAnime Amazon Channel in Japan. Availability checked 11 June 2026.

Where to watch Protocol: Rain

🇯🇵 Japan

HuluStream

U-NEXTStream

dAnime Amazon ChannelStream

Good to know

Release date: 2023-10-08
Runtime: 23m
Language: Japanese
Seasons: 1
Episodes: 12
Network: HTB, tv asahi, Nagoya TV, KBC, ABC TV, NCC, OAB, ABA, Niigata Television Network 21, khb, KFB, HOME, KSB, Kagoshima Broadcasting, Iwate Asahi TV, Akita Asahi Broadcasting, Yamagata Television System, Shizuoka Asahi TV, Asahi Broadcasting Nagano, Hokuriku Asahi Broadcasting, Ehime Asahi TV, Yamaguchi Asahi Broadcasting, Kumamoto Asahi Broadcasting, Ryu-Q Asahi Broadcasting
Status: Ended
Country: Japan
Studio: Quad

About Protocol: Rain

Protocol: Rain is a 2023 web series in the Animation, Comedy and Drama genres, starring Kensho Ono, Sora Amamiya and Inori Minase. It spans 1 season and 12 episodes, and originally aired on HTB, tv asahi, Nagoya TV, KBC, ABC TV, NCC, OAB, ABA, Niigata Television Network 21, khb, KFB, HOME, KSB, Kagoshima Broadcasting, Iwate Asahi TV, Akita Asahi Broadcasting, Yamagata Television System, Shizuoka Asahi TV, Asahi Broadcasting Nagano, Hokuriku Asahi Broadcasting, Ehime Asahi TV, Yamaguchi Asahi Broadcasting, Kumamoto Asahi Broadcasting and Ryu-Q Asahi Broadcasting. It holds an average rating of 7.3/10 from 11 viewers. Below you can see where to watch Protocol: Rain in Japan — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Synopsis

Shun Tokinoya is a high school sophomore who works at the FOX ONE e-sports cafe. He gives up his passion for gaming after losing his father in an accident. Upon hearing the cafe is in debt, Shun puts his guilt aside and assembles a team to compete in the Xaxxerion Championship. Together they face stiff competition to win the prize money. Watch Shun and his friends band together in epic battles!