WHAT!?

What indeed.

YOU A SHARK

No, not "what", "YES."

I approve.

Keep you agin'....

What an open ended reply. For all we know, he's actually insulting her.

Don't fret, Yukari. I think Ken is being (brutally) honest. At least he has great respect for the fairer sex. Be thankful he didn't utter...

"You are already old as hell."

He'll be mighty useful to have around Gensokyou if ol' Miko Hakurei decides to force her way through your gaps again.