MASTER Grape

Yuuta Sakura is a middle school student who plays arcade fighting games and claims to be unbeatable. While at the game center, he meets Takemichi Umesaki and gets involved with a group of delinquents. A swordsman named Azuya Momoyama passes by and uses an unusual weapon and fighting technique to defeat the delinquents. Impressed, Yuuta and Takemichi decide to start learning about weapons.