The Pokémon TCG: Mega - Nihil Zero Booster Box (Japanese) is a collectible card game product manufactured by The Pokémon Company in Japan. This booster box contains a set of Nihil Zero cards featuring the character Zygarde. Each pack includes 5 cards, with a total of 30 packs in the box. The cards are in standard size and are suitable for players aged 6 and above. This product is part of the Pokémon franchise and is designed for fans of the Pokémon Trading Card Game looking to enhance their collection with Japanese-language cards.