Currently available on 2 streaming services.

Streaming, rent, or buy Key the Metal Idol – Season 1:

Currently you are able to watch "Key the Metal Idol - Season 1" streaming on Crunchyroll, Crunchyroll Amazon Channel.

Cast

Junko Iwao
Tokiko "Key" Mima (voice)
Hiroshi Yanaka
Tomoyo Wakagi (voice)
Jurota Kosugi
Sergei / "D" (voice)
Miki Nagasawa
Sakura Kuriyagawa (voice)
Show Hayami
Jinsaku Ajo (voice)
Toshiyuki Morikawa
Shuuichi Tataki (voice)