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Friend just verified it is Japanese but couldn't verify where. Traditionally is the area made (should be on it but isn't). She believes they are authentic Ipcress. Crudely lettered. But not certain on age because they have "done quite well in the pottery market" and "can make pots look older" than they are.First pot mark - in the middle (which should be the first mark) is the Da mark and the second mark is for the dynasty. But other marks aren't present.