Hyakuzawa Onsen
Hirosaki, Aomori, Japan
- Location
- Hirosaki, Aomori, Japan
- Water type
- sodium chloride
- Temperature
- 41 °C
- pH
- 7.3
Water profile
Thermicity
Sedative
LowHigh
Relaxing — deep, immediate muscle release.
Mineralisation
Restorative
LowHigh
Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Effortless float
LowHigh
Dense, salty water — you float without effort.
SodiumChloruresBrome
In this traditional bathing culture, guests immerse themselves in serene, communal spaces where relaxation and rejuvenation are paramount. Bathing rituals often involve a gentle cleanse, followed by a soothing soak in warm, mineral-rich waters. The bathing process is typically segregated by sex, encouraging a sense of tranquility and disconnection from the outside world. Visitors are expected to follow strict etiquette guidelines, honoring the serene atmosphere and respecting fellow bathers.
Insider tip — Hyakuzawa, the hundred marshes, evokes the wetland landscape that once covered the Tsugaru Plain before rice cultivation transformed it. Located near Hirosaki, Japan most celebrated cherry blossom city, this neighbourhood spring offers a quiet local alternative to the crowds around Hirosaki Castle each April.
Nearby
Frequently asked questions
How hot is the water?
The water runs quite hot here, around 41 °C — a sedative water that brings immediate muscle release.
What type of water is found here?
This spot features sodium chloride water.
What is the best season to visit?
The most favourable period for this spot is: Toute l'année.