Tatohe uta, Analogy, Edo period (1615?1868), late 18th century, Japan, Polychrome woodblock print; ink and color on paper, 10 1/8 x 7 3/4 in. (25. 7 x 19. 7 cm), Prints, Katsukawa Shunshō (Japanese, 1726?1792), The beauty of Shunshō's print gathers further elegance from two layers of poetic devices?a visual allustion to the imagery in a poem describing a love 'as infinite as the shells upon the shore' and the analogy itself, discussed at length in the preface to the Kokin waka shū