SK8 The Infinity 1 (sk8 x oc)

Langa and his older sister Luna move to Japan from Canada where Langa meets Reki, a hot blooded kid who is completely obsessed with skateboarding. Langa and Reki soon become close friends and Reki takes Langa to his first skateboarding competition where Langa falls in love with the sport, just like he did snowboarding. But when Luna catches wind that Langa hasn't been showing up for his cram school classes, Luna follows him one night to one of the competitions, and finds out what his little brother has been up to since they got to Japan.