W-B-X ~W-Boiled Extreme~

"W-B-X (W-Boiled Extreme)" (W-B-X ～W-Boiled Extreme～) is the eleventh single by Japanese musical artist Aya Kamiki and the first as a collaboration with TAKUYA, former guitarist of Judy and Mary, as Aya Kamiki w TAKUYA (上木彩矢 w TAKUYA). The song is Kamiki's first release under the Avex Trax label and is used as the opening theme for Kamen Rider W. It is also a single from her first album released under Avex titled Individual Emotion.

Summary
In its first day of release, the single sold 7000 copies and reached #8 on the Oricon daily charts. It also became the #1 theme song downloaded as a ringtone for the week of November 25 to December 1. The single has sold 54,176 copies during 27 weeks and has been downloaded more than 100,000 times (Gold) on mobile.

Music Staff

 * Words: Shoko Fujibayashi (藤林 聖子)
 * Music: Shuhei Naruse (鳴瀬 シュウヘイ)
 * Arrange: TAKUYA & Shuhei Naruse
 * Guitar: TAKUYA
 * Bass: Toshiyanof the 3rd
 * Drums: Masaki