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Iwamizawa Onsen Nagomi

湯元岩見沢温泉なごみ

A big day-use bathhouse with salty spring water and multiple baths

Bathing Complex
Hokkaido·Hokkaido

Day Use

Yes
11:00–23:00

Winter hours (December 1 to March 31) run 11:00 to 22:00, an hour shorter than the rest of the year.

Bathing & Water

Natural onsen water

Uses natural hot spring water

Outdoor BathYes

Open-air outdoor bath

Indoor BathYes

Enclosed indoor bathing area

SaunaYes

Sauna room of any kind

Cold BathYes

Cold water plunge bath, typically used after sauna

Bathing Arrangements

Mixed BathingNo

Shared bathing area for all genders

Policies & Services

KidsYes

Welcomes children and families

DiningYes

A restaurant or dining room open to visitors, not only meals for overnight guests

WashingYes

Shower, wash stations, soap and shampoo provided

TowelsYes

Towels to rent or borrow at the desk

Rest AreaYes

Relaxation space for after bathing

ParkingYes

On-site or nearby parking available

Highlights

Electric Bath
Jet Bath
Steam Sauna
Lukewarm Bath

About

Nagomi is a big day-use bathhouse just off national route 234 in Iwamizawa, the kind of place with enough baths to spend a whole afternoon in. Indoors there's a main bathing pool, an electric bath, a jet bath, a bath with a rotating scented additive, and two saunas, one a mist-style kanpo sauna and the other a hot dry one, plus a cold plunge to finish. Outside are a stone bath, a medicinal bath and a reclining bath with a TV, kept noticeably cooler than the indoor pools so it's easy to stay in for a long soak. The spring water itself is salty on the skin. Between soaks there's a restaurant, a lounge with tatami seating and a game corner, and free parking for about 150 cars.

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Onsen Oni

Last updated September 29, 2026