Yu no Kawa Onsen Heisei-kan Shiosai-tei Bekkan Kagetsu

Baths at this ryokan

• Rooms with private open-air bath

• Private bath checked Oct 2026

We only show items we could confirm on the property's official site or its page on a booking site. Source: in-room bath (ikyu.com) · Checked Oct 16, 2026

Analysed hot springs in Hakodate (Yunokawa)

We don't have the analysis report for this ryokan's spring yet. Here are ryokan in the same area whose report is on file: spring type, pH and how the water is used.

• Ishida OnsenSee the spring data ›Spring type: Acidic Iron(II,III)-containing Aluminum Sulfate Spring / pH 2.1 / Free-flowing from the source, with no added water, heating or recirculation
• Kappo Ryokan WakamatsuSee the spring data ›Spring type: Sodium-Calcium Chloride Hot Spring / pH 7.2
• Keyama Onsen RyokanSee the spring data ›Spring type: Acidic Iron(II,III)-containing Aluminum-Calcium Sulfate Hot Spring / pH 2.2