I said early twenties at best. That's my high estimate of his age.

But the more I go against him, while I could believe he's twenty, I don't think he's that old.

He treats me as a serious rival and it didn't take forever for him to do that. Even with his insanity and childish nature, for him to do it that promptly, I think it's because he's still a kid by society standards and knows even the young can be surprising.

[Beams at Kazuha.] I think that's why Hattori-niichan lets me help him work more than uncle. He understand youth doesn't mean there's a lack of capability.