the game's theme song, "beyond the bounds," was composed by maki kirioka and performed by maki kimura. in creating the song kirioka discussed with murata the idea of creating an upbeat song to fit the story. while not feeling sure about being able to sing it, kirioka felt she could do it after meeting singer maki kimura. a cd single was distributed in tokyo game show 2002. a remix of the song, titled "beyond the bounds (mitsuto suzuki 020203 mix feat.sana)" also included on the soundtrack, is played during a music video extra in the pal and ntsc-j "special edition" versions of the game, and appears on "pop'n music" 8. non-english parts of the lyrics of "beyond the bounds" were influenced by the finnish language.