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Shintakayu Onsen Azumaya Ryokan

新高湯温泉 五つの絶景露天風呂 吾妻屋旅館にいたかゆおんせん いつつのぜっけいろてんぶろ あづまやりょかん

Five open-air baths at a Meiji-era mountain inn in Yamagata

Lodging
Tohoku·Yamagata

Day Use

No

In winter, snow or road conditions may make access impossible. The Genryu Takimi rotenburo (源流滝見露天風呂) is closed until late May due to snow.

Bathing & Water

Natural onsen water

Uses natural hot spring water

Outdoor BathYes

Open-air outdoor bath

Indoor BathYes

Enclosed indoor bathing area

Bathing Arrangements

Private BathYes

A private bath you can reserve for yourself or your group

Room OnsenNo

Private onsen bath in guest rooms, for overnight guests only

Mixed BathingYes

Shared bathing area for all genders

Most outdoor baths are mixed-gender (konyoku) except Oiwa-tanuki bath (women-only with morning men's time). All outdoor baths become women-only 18:00-20:00.

Policies & Services

WashingYes

Shower, wash stations, soap and shampoo provided

ParkingYes

On-site or nearby parking available

Views

Mountains
Waterfall

Programs

About

Azumaya Ryokan (吾妻屋旅館) is a lone inn tucked into the mountains above Yonezawa, open since the Meiji era and a member of the Nihon Hitou wo Mamoru Kai (日本秘湯を守る会), Japan's hidden-hot-spring preservation society. There are five outdoor baths, each with its own character: one looks out over the Iide mountain range, another is carved from the trunk of a 300-year-old chestnut tree, and a third sits beside a waterfall (accessible only from late May once the snow clears). The water runs milky and faintly sulfurous, fed kakenagashi straight from the spring. Most outdoor baths are mixed-gender (konyoku, 混浴), with a dedicated women-only bath and all outdoor baths reserved for women between 18:00 and 20:00. Indoor baths are for overnight guests only.

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Onsen Oni

Last updated September 19, 2026