Butterflies and Moths, from the series An Illustrated Collection of Butterflies for the Kasumi Group (Kasumi-ren gunchō gafu)

Woodblock print (nishiki-e); ink and color on paper

Right panel from a woodblock-printed "ōban" triptych; ink and color on paper

Woodblock print in "ōban" format; ink and color on paper

Woodblock print (nishiki-e); ink and color on paper

Woodblock print (surimono); ink, color, and metallic pigment on paper

Woodblock-printed "ōban" triptych; ink and color on paper

Ukiyo-e woodblock print in "ōban" format; ink and color on paper

Left panel from a woodblock-printed "ōban" triptych; ink and color on paper

Ukiyo-e woodblock print in "ōban" format; ink and color on paper; with printed signature reading "zen Hokusai Iitsu hitsu"

Ukiyo-e woodblock print in "yokoban" format; ink and color on paper

Ukiyo-e woodblock-printed book page; ink on paper

Ukiyo-e woodblock-printed "surimono" in "nagaban" format; Ink and color on paper