The five-piece ceramic tea cup made by Japanese craftsman Yamane Kiyomasa uses wood-fired technology and includes a variety of glaze styles such as kiln-turned carmine red, green glaze, and hand-painted. The glaze is warm and bright, and each cup has its own characteristics, making it both practical and collectible. The tea cup is about 5.5 cm high and 4.5 cm in diameter. It is well preserved as a whole and has no obvious bumps or bumps. It comes with an original wooden box and is suitable for use in tea ceremonies or as a collection of Japanese tea utensils. Yamane Kiyomasa is a well-known ceramic craftsman in Japan. His works are based on traditional wood-burning techniques, combined with kiln transformation, hand-painting and other techniques. They have various styles and have both practical and artistic value. This set of five guest cups is one of his representative teaware works. It shows the rich expressiveness of Japanese ceramic craftsmanship through different glaze colors and is also a typical style expression of Japanese folk art teaware in the late Showa era.