Kouya Zera

 (珖夜ゼラ) is an original member of Mercuro.

Profile

 * Hobbies: Listening to music, collecting sweets.
 * Skills: Dancing, memorizing people's faces.

Digital Singles

 * RED
 * Ashita mo Ikiyou
 * Sonzai Shoumei
 * Nuigurumi.
 * Distortion
 * Sekinin
 * Jisatsu Gansho