[Curiously he does indeed examine the cards, specifically the monster cards.]

So it's a card game you play from where you come from!

[Touya ponders over his words to try and figure out how best to answer.]

Well you think of it this way... Pokemon are living and breathing monsters with magical powers. They're everywhere in my world, no matter where you go.

Trainers like me catch a team of them and battle other trainers or wild Pokemon. That's how we have fun and make friends.

[So like dueling?]