[1] "Closer" is the most successful of Inoue's singles, peaking at 22 on the Oricon Weekly Singles Charts and remaining on the charts for seven weeks.

Inoue later digitally released an English language cover of the title track on May 19, 2010.

[3] This version was later included as a bonus track on Dos Angeles.

A subsequent digital EP of the song was also released to the American iTunes Store on October 5, 2010.

[4] The EP includes the three variations of "Closer" from the original CD release as well as the English version.