Written by INP, Lensei, and Zen Nishizawa, it is the quintet's first ballad released as a single in the country.

[1] A winter song, it is Myname's first sad piano ballad released as a single in Japan.

[3] A "strong" and "catchy" dance song, "Baby I'm Sorry" compromises a piano and electronic music.

[10] On the issue dated December 2, 2012, "Shirayuki" debuted at number seven on Japan's national Oricon Singles Chart, selling 25,263 copies in its first week of release.

[11] According to Oricon, the single charted for three weeks and sold 28,200 copies in the country by the end of its run.