 On April 12, her second single "Pierrot" was released.The song was respectively written and composed by B'z members Koshi Inaba and Tak Matsumoto, although the lyrics in Kamiki's version were slightly modified.It was released on the same day as the B'z single "ゆるぎないものひとつ" (Yuruginaimono Hitotsu), which contained "Pierrot" as its 2nd Beat (B-side).