Although new and unused, this item has been stored at home for a long period. I don't know the details, but it has the inscription "Zuihou" (瑞豊) on the back. This is a beautiful teacup with a multi-colored pattern, and the black interior gives it a luxurious feel. - Design: Teacup with a multi-colored pattern - Interior Color: Black interior - Bottom Feature: Plain design on the bottom - Accessories: Comes with a box