Vintage RS Japan Black Ceramic Coffee Cups Set of 5

Set of 5 vintage RS Japan ceramic coffee cups in glossy black. Each cup measures approximately 3.25" tall and 4" across (excluding handle). Mid-century modern aesthetic with a simple round shape and sturdy handle. Marked “RS Japan” on base. Good vintage condition overall with minor surface wear and a few light utensil marks typical of age. Perfect for collectors, display, or everyday retro use. This is a second-hand item. If you see any discrepancies, please let me know. Item description generated by ChatGPT. Buyers should verify details independently. Collectibility Note: RS Japan ceramics were popular mid-century export pieces known for their clean modern lines and durable craftsmanship. Sets in solid black are less common and appeal to minimalist and MCM kitchenware collectors.