Yamazaki is a pathological liar, and he's really funny. He likes to make up stories to see who believes them. He acts as though he knws exactly what he's talking about. He can usually fool Sakura. Chiharu and Yamazaki are best friends. They have known each other a long time. Chiharu can almost always tell when he is lying. Overall, his stories are harmless, but he's notorious for them throughout the class. Yamazaki is also the class president.