The album was certified Gold by the Recording Industry Association of Japan for shipping of 100,000+ copies.

[1] The album would contain their singles from "Arigatō (Sekai no Doko ni Ite mo)" to "SUPER DELICATE".

On May 25, TV Asahi's Music Station revealed their artist line-up for the June 1st episode.

They performed a special medley of "Arigatō (Sekai no Doko ni Ite mo)", "Boku wa Vampire", and "SUPER DELICATE".

"SUPER DELICATE" was the theme song of the TV comedy Risou no Musuko, in which members Ryosuke Yamada and Yuto Nakajima were lead cast.

The song "Hana Egao" was used for Yuri Chinen's romantic comedy TV series, Sprout.