About this app
Track which of Japan's 100 Fine Castles (日本100名城), selected by the Japan Castle Association in 2006, you've visited. No sign-up required.
Where your data lives
Your progress is stored only in this browser, on this device. Nothing is sent anywhere. Clearing your browser data will erase it. Use "Export progress" to save a file you can load on another device.
Location
"Nearest to me" requests your location only when you press it, to sort the list and center the map. Your location is never stored or sent anywhere.
Data sources
Castle names and coordinates are from Wikidata (CC0). Map tiles are from OpenStreetMap.
© OpenStreetMap contributors
Also in this series
Michinoeki Tracker
Hyakumeizan Tracker
100 Castles Tracker
Ichinomiya Tracker
Other languages
日本語
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中文
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