The CD containing "Kyouryuu Muscle" and named after it was released on May 23, 2007. It also included the following tracks: 1) Kyouryuu Muscle 2) Cheers to the Breeze! (そよ風に乾杯!) (Image Song) 3) Kyouryuu Muscle (off vocal) 4) Cheers to the Breeze! (off vocal)