Antique Eggshell Thin Porcelain Hand-painted Geisha Japan 2 Cups with Saucers

Very old Japanese porcelain One tea cup with saucer and one demitasse cup with saucer Different design , but the same theme. Transferware with hand-painted details and finish. Cups are mage of eggshell porcelain - very thin. Probably, made in 1920-1930s Signed: The smaller set signed on the bottom of the saucer Japan in red The larger set signed on the bottom of the saucer Made in Japan with manufacturer icon in green Measurements: Teacup - 3 3/4" top diameter, 1 3/4" base diameter, 2" tall Saucer - 5 1/4" diameter Demitasse Cup - 2 7/8" top diameter, 1 3/8" base diameter, 1 1/2" tall Saucer - 4 1/4" diameter Some age related wear and painting imperfection, there is a small nick on the edge of the bottom ring of the larger saucer, hard to notice. Please review pictures