Oniiwa Onsen – Mizunami & Mitake, Gifu Prefecture

Oniiwa Onsen is a peaceful hot spring area nestled in nature, located near the striking rock formations of Oniiwa Park in Gifu Prefecture. The name "Oniiwa" means "Demon Rock" and comes from a local legend about a demon that once lived in the area.

The onsen features alkaline simple hot spring water, known for its skin-smoothing benefits—perfect for relaxing after a day of travel. Visitors can enjoy open-air baths with beautiful seasonal views, especially stunning during the autumn foliage.

This hidden gem offers a perfect mix of sightseeing and relaxation, making it an ideal stop for international travelers seeking a truly local experience.