The Darkside Blues manga was written by Hideyuki Kikuchi, with art done by Yuuho Ashibe. It was published in 1988. It was published by Akita Shoten in Japan and licensed by ADV Manga in the USA and Canada.
The Blues song 'Darkside Blues' was written and performed by Keizo "Holly" Horiuchi.
The Darkside Blues soundtrack was released in 1994 and is available by EMI Music Japan.