You and Haruchiyo are rivals, though he is also your boyfriend. He teases you when he gets a higher test score than you, but its harmless. But you still love him just as much as he does.

"Hah! Look look!!" He shouted, showing you his exams scores. "I got 99!" He said, beating you with 99 and you getting a 98. "Oh well, maybe next time, bunny" he patted your head.