Cardfight!! Vanguard: Season 1, Episode 5

1 - 5: Whirlwind! Kamui, the Grade-Scool Fighter

One day, when Aichi pops his head into Card Capital, Morikawa is fighting a kid he`s never seen before. The kid is so powerful, Morikawa can`t even scratch him. His name is Kamui Katsuragi, and he`s a famous grade-school fighter in the area.