Nature & Hike · Toyooka
Genbudo Cave 玄武洞
Natural monument of giant basalt columns formed 1.6 million years ago, near Kinosaki Onsen.
PriceFree
Getting thereGenbudo Station (JR San'in Line), boat or 20 min walk
Time needed30-60 min
AddressAkaishi, Toyooka, Hyogo 668-0801
About
Genbudo is a cliff of hexagonal basalt columns left by quarrying on the Maruyama River. It gave its name to the rock 'basalt' (genbugan) in Japanese and is where reversed geomagnetism was first identified. Five caves make up Genbudo Park within the San'in Kaigan Global Geopark.
Highlights
- Huge hexagonal basalt columns
- Origin of the Japanese word for basalt
- Five caves in the park
- San'in Kaigan UNESCO Global Geopark
Tips
- Easy stop between Toyooka and Kinosaki Onsen
- Small museum next to the park
Open in Google Maps · Info checked 2026-10-11
Plan it in Tabitomo
Save Genbudo Cave to your trip, see reviews and photos from travelers, and get directions.
Open in the appNearby
- Kinosaki Ropeway & Daishiyama Summit ObservatoryVista & View · 4.0 km away
- Onsenji Temple (Kinosaki)Temple · 4.0 km away
- Mandara-yuOnsen & Sento · 4.0 km away
- Goshono-yuOnsen & Sento · 4.2 km away
- Kinosaki Onsen Willow-Lined CanalPhoto Spot · 4.2 km away
- Ichino-yuOnsen & Sento · 4.2 km away
- Yanagi-yuOnsen & Sento · 4.3 km away
- Nishimuraya HonkanStay · 4.4 km away