Check out Yuki Kajiura's .hack//SIGN Original Soundtrack 1 album released in 2003. The album features modern classical, downtempo, and ambient electronic music. The tracklist includes popular songs like The World, Key Of The Twilight, and Fake Wings. You can find more information about the album on Discogs and Wikipedia. You can also download the album from Rutracker.org.
# Yuki Kajiura
Yuki Kajiura is a Japanese musician known for her work in JPop, OST, and instrumental music. This page features the tracklist for her 2003 album, .hack//SIGN Original Soundtrack 1 Part II, which includes a mix of modern classical, downtempo, and ambient electronic music. The album was released in the US under the Bandai Entertainment label. The tracklist includes vocals by Emily Bindiger on several tracks.