[Edge turns the term over in his mind, just to be sure, but as is almost always the case, an unfamiliar term reveals nothing on further thought.]

I'd have to say it must have been some sort of other education, because 'high school' sounds new to me. If I had to guess, I probably studied under some other ninja to reach my mastery.

[And then he laughs, light and easy.] Dating is a little different for shinki, huh? But I think I like it. It's fun to imagine and wonder.

[Hopefully she doesn't find it too auspicious that they're approaching the temple of no less than Satan himself. Hey, it's just who Edge is a shinki to!]