There are public domain resources (such as those listed on Wikipedia) where one can obtain illustrations from old books. However, most of these illustrations are of the "European style" (i.e. European subjects, European buildings, European drawing methods, European scenery, etc.) as they were made in Europe or the Americas.
I have had great difficulty in finding equivalent resources for East Asian illustrations. Are there any public domain resources where one can obtain public domain East Asian book illustrations?
Examples of the "East Asian illustrations" in question: