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ColBase (National Institutes for Cultural Heritage, Japan): image published under Creative Commons Attribution 4.0 (CC BY 4.0), stated as schema:license on the item's own access record in Japan Search. Attribution required; terms: https://colbase.nich.go.jp/pages/term?locale=en
抱一[酒井抱一]/草花図 光琳筆風神雷神図二屏風裏[夏秋草図屏風]. . ColBase (National Museums of Japan).