License, verbatimCC-BY
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
支倉常長南蛮渡海始末愚考・帰朝常長道具考略《金城秘韞》. 1906. ColBase (National Museums of Japan).