These are Japanese playing cards that date to the mid-19th century.
The playing cards are in the public domain under Japanese law as per their early dates of creation and dissemination.
The University of Michigan Library provides access to these materials for educational and research purposes. If you decide to use any of these materials, you are responsible for making your own legal assessment and securing any necessary permission or licenses. Materials in the public domain are so noted in the individual record associated with the specific items.