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Anabara Onsen

Date, Fukushima Prefecture, Japan
Anabara Onsen
Location
Date, Fukushima Prefecture, Japan
Water type
silica
Temperature
40 °C
pH
7.2

Water profile

Thermicity
Sedative
40 °C
LowHigh

Relaxing — deep, immediate muscle release.

Mineralisation
Balancing
LowHigh

Rich in trace elements — gentle on the skin.

Buoyancy
Standard buoyancy
LowHigh

Soft water — natural, classic buoyancy.

SiliceSodiumBicarbonates

Anabara Onsen lies within the Iizaka Onsen cluster of Fukushima City, also known as Oku-Iizaka (Inner Iizaka)—a name suggesting a spring set deeper into the mountains beyond the main resort district and carrying the secluded character of a hikyoto (hidden spring) treasured in Japanese onsen culture. The siliceous and simple waters offer a combination of silica-rich smoothness and gentle alkaline warmth ideal for the long therapeutic soaks known as toji that have drawn visitors to the Iizaka cluster for centuries in Fukushima's former Mutsu Province. Set within the Tohoku region's deep onsen tradition, Anabara connects bathers to the historical roots of communal mineral bathing in northeastern Japan.

Insider tip — Anabara Onsen issues silica-rich waters from a hillside source in northern Fukushima, an area whose thermal activity runs beneath the volcanic chain linking Bandai and Adatara mountains. The high silica concentration produces a glassy smoothness on skin that locals call bijin-no-yu, meaning water of beautiful people. Nearby Date City is known for its connection to feudal lord Date Masamune, and several historical sites can be visited alongside a bathing itinerary.
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Frequently asked questions

How hot is the water?
The water runs quite hot here, around 40 °C — a sedative water that brings immediate muscle release.
What type of water is found here?
This spot features silica water.
What is the best season to visit?
The most favourable period for this spot is: Toute l'année (idéal automne-hiver).