Some local shops sell Japanese Pokémon singles or sealed product, but it is not universal. Japanese and English Pokémon are different markets with different release timing, product formats, text, rarity expectations, and pricing patterns. Search Pokémon card shops near you, then call with the specific set, language, and product type you want. A store may carry Japanese singles but not sealed boxes, or may order sealed product only around popular releases.
Inspect Japanese cards and sealed products with the same care you would use for English items. Compare set symbols, card numbers, printing, texture, and packaging details against reliable references, and avoid assuming a lower price means the same market. The Japanese versus English Pokémon guide explains the tradeoffs for collectors. Local buying can be useful because you can examine the exact card or box before paying, but availability changes quickly and CardShopMap listings do not represent live shelf inventory.