Matsui Riki (松井利樹) is a Japanese performer and rapper. He's a member of the group BALLISTIK BOYZ. He was selected to join the group after participating of EXILE Presents VOCAL BATTLE AUDITION 5 in the rap section.
Studied abroad in New York, USA to learn about dance and English.
He is an EXPG Fukuoka graduate.
His parents owns a dance studio named BEAT CLAPS DANCE STUDIO.