The Mew 343/S-P Extra Battle Day PROMO Pokemon card from the Japanese Sword & Shield set is a rare collectible featuring the Psychic-type Fairy creature, Mew. Manufactured by Nintendo and illustrated by Mitsuhiro Arita, this standard-sized card is in near mint condition and is ungraded. The promotional card showcases Mew in its basic stage, making it a sought-after item for Pokémon TCG enthusiasts looking to add a unique piece to their collection from Japan.