• a Naoya-jo Castle ruins
• a-1 Bedrock is the guidepost
• a-2 Moon in triple!? Secret of the 26th of July on the lunar calendar
• b Naoya rock shelter
• b-1 Hiradokagura and cave site
• c Geomorphological change resulting from river capture
• c-1 Fukui River Bridge and Fukui River
• d The Fukui River changed course to the Saza River