The 5 Pack MEGA Expansion Pack Ninja Spinner Japanese Pokemon Cards is a set of collectible card games featuring the character Greninja from the Pokémon TCG universe. Manufactured by Nintendo in Japan, these Japanese-sized cards are perfect for fans aged 6 and up. Each pack includes booster cards that can be used to enhance your collection and compete in the Pokémon League event. With a vintage feel and made of paper, these cards offer an exciting addition to any Pokémon card enthusiast's collection.