"Song of Life" is a song by Toraboruta-P featuring Hatsune Miku, commissioned by SEGA for the Project Diva series. Toraboruta has also created a Kagamine Rin/Len version for the game. It is exclusive to the albums Torabotic World 2 (トラボティック・ワールド2), 初音ミク -Project DIVA- Original Song Collection, and 初音ミク Thank you 1826 Days ～SEGA feat. HATSUNE MIKU Project 5th Anniversary Selection～.