[1] The album contains one disc with thirteen tracks composed and produced by Jun Maeda of Key.

[1] All tracks are written by Jun MaedaThe fifth track "Hyakunen no Natsu" (百年の夏, The One Hundred Year Summer) heavily sampled the background music track "Natsukage" (夏影, Summer Lights) from Key's 2000 visual novel Air, which was also written by Jun Maeda.

[3] A remixed version of "Love Song" combined with the track "Memories" from the Tomoyo After Original Soundtrack appeared on the remix album Key 10th Memorial Fes Anniversary CD.

[4] The eleventh track "Orenai Tsubasa" (折れない翼, Unbreakable Wings) was sampled for "Eien" (永遠, Eternity), the ending theme song to Ram's 2008 visual novel 5; "Eien" was also written and composed by Jun Maeda.

A cover of the seventh track "Haiiro no Hane" (灰色の羽根) sung by Vocaloid Hatsune Miku was included on Key+Vocaloid Best selection vol.1 released by Key Sounds Label in May 2012.