Gero, Gifu
Gero Onsen Quagarden Open-Air Bath
A straightforward outdoor public bath for a short soak in central Gero. The town's shared spring supply is alkaline and simple; the pools are adjusted by the facility, so the source temperature is not the bathing temperature.
Check before bathing
- Opening hours
- 08:00–20:45; last admission 20:00. Closed Thursdays. Adult ¥800, elementary-school age ¥400, infants ¥200.
Spring & water temperature
- Spring-source temperature
- 55.6°C.
- Bathing temperature
- 42.2°C at the stated in-use measurement point; individual pools may differ.
- Spring source
- Gero Onsen's centralized spring supply.
- Spring classification
- Alkaline simple spring.
- pH
- 9.1.
- Water handling
- The facility adjusts the temperature of its outdoor pools. The published figures distinguish the shared source from water in use; pool-by-pool treatment details are not stated here.
How to read a bath profile
Spring-source temperature and actual bathing temperature are kept separate. Each score is shown independently for comparison rather than collapsed into one overall score.
