[He laughs a bit, too, at that description.] Heroes often don't like to think of themselves as such. And Nagakura-san?

...

He's a jokester, always getting a laugh out of us. But he's very loyal and very concerned for his friends...

[And possibly out there dying right now. Okita quickly changes the subject.]

I think he'd like you. You're just the sort of friend he likes.