[3] "Chankapāna" is the first single released since the departure of Tomohisa Yamashita and Ryo Nishikido from the group.

"Vampire wa Kakukatariki" was written by Shigeaki Kato, and composed and arranged by Ryosuke Nakanishi.

"PeekaBoo..." was written by Ryohei, composed by Chris Meyer, and arranged by Junji Chiba.

[6] NEWS performed "Chankapāna" on TV Asahi's Music Station on July 27, 2012.

[8] It was the first time in three years that the group sold over 200,000 copies of a single since the release of "Koi no ABO" in 2009.