This was an estate sale piece. It came with other items which were definitely acquired during WWII. It is very well done with lots of detail and heavily guilded. In my research I have learned these were given as wedding gifts to instruct the newlyweds. The item "Japanese Gilded Shunga Sake Cup Meiji Era Very Fine Detail Signed" is in sale since Saturday, May 22, 2021.
This item is in the category "Antiques\Asian Antiques\Japan\Other Japanese Antiques". The seller is "dakie5100" and is located in Eureka, Missouri.This item can be shipped to United States.