
Atsugiiiyama Onsen Motoyu Ryokan
厚木飯山温泉 元湯旅館
Hakone · Kanagawa onsen ryokan — pH 11.3 — A Beauty Bath That Leaves Skin Silk-Smooth
PHOTOS
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2026-09-03 → 2026-09-04 · 2 adults
ABOUT
Kanagawa · Atsugi Iiyama Onsen Motoyu Ryokan








Recorded at pH 11.3, among Japan's strongest alkaline springs, this water dissolves rough skin into something silk-smooth. A riverside rotenburo, characterful themed baths, and mountain-and-sea kaiseki make this a hidden beauty-bath ryokan just outside Tokyo.
Property Description It's a authentic Japanese-style two-story hotel. Each guest room are separately constructed but connected to passage by the image of red bridge girder or an alley. With the integration of garden and the building, our hotel is like a little town. The name of each guest room are named from the wood types used in the alcove post such as maple trees, zelkova trees and Japanese cypress trees. This alcove post are trunk of a giant tree or a curved tree. Suitable to enjoy nature's artwork and spend a relaxing moment in the guest room. Offer top level of strongly alkaline hot spring ( ph 11.3 ) in Japan and have the effect of removing dead skin and make your skin smooth. For this reason it is called ' Bihadano-yu ' ( hot spring of beautiful skin ). Property Access 3-minute walk from Iiyamaonsen Iriguchi, by bus from Hon Atsugi Station on Odakyu Line, Iiyamaonsen Iriguchi.
* This description is the property's own text, in English.
* This introduction was compiled from information published by each property (official website and similar sources), so some details may differ from what you find on the day. It is AI-assisted and can contain errors — please check the official website and the details shown at booking before you reserve.
GUIDE
From onsen etiquette to check-in — the things worth knowing first.
ROOMS
POLICY
Check In/Check Out Policy · Check In: 15:00 · Check Out: 10:00 · Last Check In: 19:30
* These policies are the property's own text, in English; the cancellation policy shown at booking takes precedence.