[1][2] The CD was originally scheduled to be released in May,[3] but was postponed due to 2011 Tōhoku earthquake and tsunami.

The album was also released in Taiwan, Hong Kong, Thailand, the Philippines, Singapore, Malaysia, and South Korea.

[1] On September 3, at the "13th Tokyo Girls Collection 2011 A/W" event held at Saitama Super Arena, Taisuke Fujigaya and Yuta Tamamori, who were the cast of the drama, appeared on the tie-in stage for the drama as appeared as secret guests and performed the theme song.

[6] The song was performed during their first appearance on the 70th NHK Kōhaku Uta Gassen broadcast on December 31, 2019.

With 316,000 first-week sales,[8][9] it became the third-highest first-week sales record for a debut single, following KAT-TUN's "Real Face" (754,000 copies) and Arashi's "Arashi (song)" (557,000 copies).