Nah he thought the kanji for uneven meant Tetris. He's stupid stupid, she didn't cause thatHe is pretty dense but he has probably grown up with her pulling all kinds of pranks on him so it is kinda her fault.
It's almost like he... can't.His brain is under so much pressure, why doesn't it evolve?? He should've developed SOME counter argument by now.
I get what the author is doing though, the premises set up an endlessly teasing cute older girl and a guy that's duped every time. The premise of lying seems to be triggering people though