Hour of the Ox [2am] (Ushi no koku), from the series "The Twelve Hours in Yoshiwara (Seiro juni toki tsuzuki)"Kitagawa Utamaro · c. 1794

Hour of the Ox [2am] (Ushi no koku), from the series "The Twelve Hours in Yoshiwara (Seiro juni toki tsuzuki)"

Color woodblock print; obanArt Institute of Chicago · CC0 1.0Lindy Arts

Hour of the Ox [2am] (Ushi no koku), from the series "The Twelve Hours in Yoshiwara (Seiro juni toki tsuzuki)"

Kitagawa Utamaro · c. 1794

Hour of the Ox [2am] (Ushi no koku), from the series "The Twelve Hours in Yoshiwara (Seiro juni toki tsuzuki)"

Color woodblock print; oban

Art Institute of Chicago · CC0 1.0