<i>Treasures Hidden in our Pockets: An Easy-to-Understand Sex Guide for Obedient Wives</i> (<i>Kaichū hihō: jiiro haya shinan</i>) by Keisai Eisen, mid 1830s-early 1840s, Honolulu Museum of Art, accession 2005.0062
Keisai Eisen 渓斎英泉 (1790–1848)
Honolulu Museum of Art