The "opening" song of the Kagerou Project. This song was uploaded on July 21, 2012, and quickly gained 1 million views after it's record release. It was released on a special DVD single. The story of Children's Eyes. This song is part of the Kagerou Project. Main article: Kagerou Project This song was later used as a demonstration song for IA ROCKS. This song is featured in the PS VITA game IA/VT -COLORFUL-.