Pokemon HeartGold & Soulsilver Unleashed Booster Pack DJS Pokemon Cards The most expensive Pokemon Booster Box of all time, #pokemon Pokemon HeartGold & Soulsilver Unleashed Booster Box DJS Pokemon Cards 180 Yen each which is $1.22 per pokemon card pack at a pokemon store in Japan. They won't sell you sealed pokemon boxes. They open a sealed pokemon box and let you Pokemon 1996 Japanese Base Set Booster 291 Yen Long Pack New Sealed Swung by a Family Mart in Japan; Pokemon card was 180 yen a pack (~$1.15 USD). Not sure if they are equivalent of the US packs as they felt skinny at 5