What is yukihiro?

Drummer of the Japanese band L'Arc~en~Ciel. Largely underappreciated. Writes a handful of songs and does most or all remixing of the band's music. Plays bass in the "backup-band" P'Unk~en~Ciel. Nicknamed Yuki or Yukki.

Also vocalist, guitarist, and composer of his solo project band Acid Android.