The courtesan Katsuyama of the Yotsume-Ya house print, from the set of 'Hinagata Walana no Hatsu-moyo'. (Courtesans in fashion Dresses of the new year). By Isoda Koryusai (middle 18th century), signature: Koryusai Ga (picture by Koryusai), Technical: nishiki-e (polychrome wood-block print). Publisher's mark: Eiju Han frame 50 x 35 cm