the 2 other B-side titles which the songs are only included in the CD pressing of BIRTH have been revealed 8D
01 BIRTH
02 STAR RIDER
03 ACT ON EMOTION
04 BABY B MINE
http://www.johnnys-net.jp/j/artists/...pop_birth.html
Woah man hahaha , I have no idea how the B-sides & let alone ACT ON EMOTION & BABY B MINE but it's quite classic KAT-TUN isn't it ? 8D