Limited edition A tracklist:1. Sekaijuu ni kimi wa hitori dake
2. Valentine's RADIO
3. Chocolate damashii
dvd: Sekaijuu ni kimi wa hitori dake music video
Limited edition B tracklist:1. Valentine's RADIO
2. Chocolate damashii
3. Sekaijuu ni kimi wa hitori dake
dvd: Valentine's RADIO music video
Limited edition C tracklist:1. Chocolate damashii
2. Sekaijuu ni kimi wa hitori dake
3. Valentine's RADIO
dvd: Chocolate damashii music video
Limited edition D tracklist:1. Sekaijuu ni kimi wa hitori dake
2. Valentine's RADIO
3. Chocolate damashii
Also available - Premium single box:
http://www.universal-music.co.jp/universal-j/kikkawa-yuu/products/pdcj-1042/