Hey, thanks! I wondered about the card game they played in "Summer Wars", now I know it was Hanafuda. Or rather it was Koi-Koi, payed with Hanafuda cards. htt

Hey, thanks! I wondered about the card game they played in "Summer Wars", now I know it was Hanafuda. Or rather it was Koi-Koi, payed with Hanafuda cards. https://en.wikipedia.org/wiki/Koi-Koi https://en.wikipedia.org/wiki/Koi-Koi