[Sometimes, Naoki thinks he'd get questions about that more often, but people really do tend to veer toward tactful here. Even when he doesn't mind.]

I'm kinda a unique case. My body isn't human. That's what's with the horn and the... well, everything else that a human normally wouldn't have. [Glowing tattoos, glowing eyes (though that's not noticeable in the daylight, superhuman abilities, etcetera.] It's a demon's body.

--though I still dunno if I'd say I'm like your Duel Monsters.