Vintage Koshida Japanese tea set

Mid 20th century, set of three plates and teacups. Porcelain glass plates and eggshell porcelain teacups. The teacups have a Geisha image at the bottom of the cup. Hand painted cherry blossoms with gold trim, designed for tea and a small snack. Please look carefully at the pictures, one tea cup has a tiny chip and one tea cup is slightly discolored inside. Very rare.