Art by 志摩 時緒
"period 1" includes 10 songs featuring HATSUNE MIKU. This album includes "WAY", the first original song created by Re:nG and the newest song "echo" in 2009. This album would be the best one to know his works as the Greatest hits. "Having been a pop-music writer." Re:nG mentions.
キャラクター： Hatsune Miku