Night of Nights (Flowering nights remix) By COOL&CREATE/BeatMARIO

The original song is Flowering Nights, Sakuya’s theme. Touhou is a Japanese doujin game series focused on “Danmaku“ or bullet hell shooters. The game this is from is Touhou, 東方花映塚　～ Phantasmagoria of Flower View EDIT: mediafire is [dumb] now Download link (fixed):