He enjoys teasing both his teammates and opponents, usually annoying the latter. However, when he gets into the game, he becomes a different, more intimidating person, relishing the look of defeat on people's faces when they are denied. Tendou is presented as a cheerful character and kind of a jokester. He might be a normal character but with a dark side from being bullied as a child. He is known as the Guess Monster for volleyball. He hid the middle blocker.