Currently available on 1 streaming service.

Streaming, rent, or buy 18if – Season 1:

Currently you are able to watch "18If - Season 1" streaming on iflix.

Cast

Nobunaga Shimazaki
Haruto Tsukishiro (voice)
Takehito Koyasu
Katsumi Kanzaki (voice)
Kaori Nazuka
Lily (voice)
Ai Kakuma
Airi Kojima (voice)
Aya Endo
Yuuko Sakurabe (voice)
Ayaka Shimizu
Egos (voice)
Ayako Kawasumi
Eve (voice)
Azumi Asakura
Mirei Saegusa (voice)
Emi Nitta
Misaki (voice)
Fumiko Orikasa
Sono (voice)
Inori Minase
Nene (voice)
Nao Tamura
Kayo Sugisaki (voice)
Misato Fukuen
Natsuki Kamikawa (voice)
Shiho Nanba
Hanako Sumitomo (voice)
Nao Toyama
Yurina Kanazaki (voice)
Yu Shimamura
Mana Hayashida (voice)