From 1921 1941 wares from japan exported to the united states had to be marked japan or made in japan.
Made in japan ceramic marks.
During world war ii most ceramics factories for exports ceased except noritake see japanese ceramics of the last 100 years by irene stitt pg 167.
Marks may also be found on the side or the lip of the piece.
Japan made in japan.
Marks on export porcelain.
According to experts on 19th and 20th century japanese ceramics the.
Customs required country names to be in english and the word japan was used instead of nippon items marked made in occupied japan were made between february 1947 and april 1952.
Turn the pottery piece over to view the maker s mark.
After that just the word japan was used again.
Beginning in 1921 u s.
Hidden within the kanji the characters on the bottom of the piece you will typically find the production region a specific kiln location a potter s name and sometimes a separate decorator s identity but at times only generic terms were recorded and tracking down.
Unless you re familiar with the japanese language identifying japanese pottery and porcelain marks can be a daunting task.
Nippon is the japanese name for japan in 1921 the official country of origin name.
In 1891 the mckinley tariff act was instated requiring items imported into the united states to be marked in english with the country of origin.