Japanese coin/token

This image features a traditional round coin with a square hole at its center, which is characteristic of old Chinese currency. The surface of the coin is inscribed with Chinese characters, suggesting its historical and cultural significance. The coin's outer rim is smooth, and it appears to be made of metal with a golden hue. The numbers "1891/789" are written on the bottom edge in black ink, possibly indicating a catalog number or a reference for identification. The coin is set against a plain dark background, highlighting its details and giving it an antique appearance. The intricate design of the characters and the distinct central hole contribute to the coin's unique and authentic aesthetic, reflecting a bygone era.