Currently available on 1 streaming service.

Sonny Boy - watch online: streaming, buy or rent

Currently you are able to watch "Sonny Boy" streaming on Amazon Prime Video.

Cast

Aoi Ichikawa
Nagara (voice)
Saori Onishi
Nozomi (voice)
Aoi Yuki
Mizuho (voice)
Chiaki Kobayashi
Asakaze (voice)
Kana Ogino
Shanghai (voice)
Hiroki Goto
Rajdhani (voice)
Ami Naito
Hoshi (voice)
Hana Sato
Pony (voice)
Yoji Ueda
Cap (voice)
Shota Yamamoto
Hayato (voice)