Chou (蝶) is the main vocal song and theme of Fatal Frame II: Crimson Butterfly. The song is sung by Japanese artist Tsukiko Amano and is used in the game’s ending, closing credits and preview trailers.
Tsukiko Amano 1
Chou was first released in a single of the same name in November 12, 2003. It was later featured in a few of Tsukiko Amano’s subsequent albums, beginning with Tenryuu.