CREDITS

Credits & licenses

This site uses the following public data and open-source software.

Data and text

Japan Castle FoundationNumbers and names of the 100 Famous Castles and the next 100. Top 100 / Next 100 (in Japanese)
WikidataFactual data such as coordinates. Wikidata (CC0 1.0)
WikipediaReference for castle summaries and history. Our texts are our own summaries; we do not copy article text. Referenced articles are listed on each castle page. CC BY-SA 4.0

Photos

Photos come from Wikimedia Commons and are limited to CC0, public domain, CC BY and CC BY-SA files. The photographer and license are shown under each photo and in the Sources section. Photos are resized and cropped for display.

For questions about photo rights, please contact us via the About page.

Maps

Map tiles are © OpenStreetMap contributors (ODbL), displayed with Leaflet (BSD-2-Clause) and Leaflet.markercluster (MIT). The nearest stations shown on castle pages are also derived from OpenStreetMap data, estimated from straight-line distance.

Fonts and framework

Noto Sans JP (SIL Open Font License) is loaded from Google Fonts. The site is built with Astro (MIT).