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Iwa-no-yu Hot Spring

土樽共同浴場 岩の湯

Small village communal bath with a rock tub facing a mountain stream

Public Bathhouse

Day Use

Yes
10:00–21:00

Last entry 20:30. If the Wednesday closure falls on a public holiday, the year-end/New Year period or the Obon period, the closure moves to a later day.

¥850

Adults 850 yen including the 150 yen bathing tax; children (age 4 to elementary school) 350 yen; age 3 and under free; 250 yen with a disability certificate. A 10-ticket book is 5,600 yen for adults and 2,800 yen for children.

Bathing & Water

Natural onsen water

Uses natural hot spring water

Outdoor BathNo

Open-air outdoor bath

Indoor BathYes

Enclosed indoor bathing area

SaunaNo

Sauna room of any kind

Bathing Arrangements

Mixed BathingNo

Shared bathing area for all genders

Policies & Services

WashingYes

Shower, wash stations, soap and shampoo provided

Rest AreaYes

Relaxation space for after bathing

ParkingYes

On-site or nearby parking available

Views

River
Mountains

About

A communal bath in the Tsuchidaru district of Yuzawa, and one of the baths on the Echigo-Yuzawa Onsen soto-meguri (外湯めぐり, bath-hopping) circuit. There is a single indoor rock bath with onsen water, set so you can watch the stream from the tub while big mountains rise close by. No rotenburo and no sauna, just the one bath, separate men's and women's changing rooms, washing stations, a lobby with a rest space and parking. It is open to day visitors (higaeri nyuyoku, 日帰り入浴).

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Onsen Oni

Last updated October 13, 2026