Porcelain. Japan, approx. Meiji to after
Square water dropper with little opening, which is oval, edged in yellow, on the field are script characters 天 保 年 寶 道 寶 (the first three are tempo nen = 1830 - 44) and on four sides written big in black 三酒朵 .. On the unglazed bottom is a little mark.
SIZE 3,7 x 6,6 x 6,6 CM (HWD)
From an old German collection specialized in Japanese ceramics