are the 30 pack Japanese booster boxes good? how do they work? are they just as good as english booster boxes? is there any guarentees? : r PokemonTCG Japanese Pokemon Ninja Spinner Booster Box Pokemon TCG Japanese Booster Box Silver Lance 30 Packs : Amazon.in: Toys & Games Pokemon Cyber Judge Booster Pack JAPANESE Pokemon Japan ToyWiz Shiny Treasure Booster Box Pokmon Card Game Authentic Japanese Ca Deck & Beyond Pokemon Scarlet ex Booster Box (Japanese)