Fair Travellers Fording the River Oi, Edo period (1615?1868), ca. 1800, Japan, Triptych of polychrome woodblock prints; ink and color on paper, 14 x 30 1/8 in. (35. 6 x 76. 5 cm), Prints, Utagawa Toyokuni I (Japanese, 1769?1825), Wakasaya Yoichi (Japanese, ca. 1794?1897), For military reasons, the Tokugawa government prohibited the building of substantial bridges across the Ōi River near Kanaya station, presently in Shizuoka Prefecture; thus, the river was a dangerous obstacle for travelers