Niou Masaharu is a fictional character from the popular Japanese manga and anime series Prince of Tennis. He is known for his charming personality and exceptional tennis skills, often playing as a member of the Hyotei Academy tennis team. Niou is recognized for his unique playing style, which includes clever tricks and deceptive moves that can confuse his opponents. In the series, Niou is characterized by his playful demeanor and competitive spirit. He often engages in friendly banter with his teammates and rivals, showcasing his confidence on and off the court. His character adds depth to the storyline, highlighting themes of friendship and rivalry in the world of competitive tennis.