[1] The first pressing of the single comes housed in a sleeve case and includes a bonus photo book comprising pictures from Misia's Discotheque Asia tour.

[4] "Ginga" was written by Misia, composed by Shusui and co-composed and produced by Swedish songwriters Fredrik Hult and Carl Utbult.

I thanked him for taking me out for a walk when I was a child, for teaching me how to fold origami and make shadow pictures, and for telling me stories.

[4] In addition to being the theme song of Misia's Hoshizora no Live V Just Ballade tour, "Ginga" was also chosen as the official image song for the International Year of Astronomy and its music video, which features the position, size and distance data of stars and other celestial bodies, presented in 4-D, was created in collaboration with the National Astronomical Observatory of Japan.

[2][7] The song "Sukoshi Zutsu Taisetsu ni", which was previously released as a standalone digital single, was included as a B-side.