Japanese Pokemon Booster Box Authentic Pokemon Cards Plaza Japan Collect Japanese Booster Boxes Pokemon Scarlet ex Japanese Booster Box sv1S EternaCards Pokemon: Japanese Battle Partners Booster Box 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 Here's everything you need to know about guaranteed hits in Japan's newest set, MEGA Dream ex! The Mega Attack Rarity headlines the guaranteed hits with one in every booster box. Mega Dream ex Booster Pack M2A (Japanese)