The series features the opening song “Never” by Seira Kagami and the closing theme song “Carry Me Away” by Seira Kagami.
The one link to his past is a locket containing a picture of a girl whose name he does not know.
The Japanese cast includes Houko Kuwashima as Kaiba, Mamiko Noto as Neiro, Romi Park as Popo, Hisao Egawa as Vanilla and Wasabi Mizuta as Hyohyo.
They’re now expanding some of its availability to new services and one of those is the AsianCrush service where they’ve now brought the series to Amazon Prime here.