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Anan Onsen Tokushima

Anan, Tokushima, Japan
Anan Onsen Tokushima
Location
Anan, Tokushima, Japan
Water type
sodium chloride
Temperature
40 °C
pH
7.3

Water profile

Thermicity
Sedative
40 °C
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

Anan Onsen Tokushima is a coastal hot spring facility in Anan City on the Pacific coast of Tokushima Prefecture, a stretch of southern Shikoku coastline renowned for the Ohama Beach loggerhead sea turtle nesting site, one of Japan's most important marine turtle conservation areas where female loggerhead turtles return each summer to lay their eggs in the same beach where they themselves hatched, in a nesting tradition that has been carefully monitored and protected by local conservation volunteers in collaboration with national marine protection programs since the 1980s. The Anan coastline of sea cliffs, tidal rock pools, and sandy beaches backed by subtropical coastal vegetation provides one of Shikoku's wildest and most naturally scenic Pacific shorelines, while the nearby fishing port of Mugi maintains the traditional tuna and bonito fishing culture of the Kii Channel that has sustained Tokushima's coastal communities for centuries in one of the richest Pacific fishing grounds in western Japan. The chloride thermal spring waters here warm visitors to a Pacific coast community where the annual drama of sea turtles returning to their birth beach, the dramatic cliff and cove scenery of the Muroto-Anan Quasi-National Park, and the working fishing port culture of the Shikoku coast create an authentic and biologically significant natural environment for thermal wellness by the Japanese Pacific.

Insider tip — On Shikoku's Pacific coast in Anan, this onsen sits close to the turtle nesting beaches that make this stretch of coastline one of Japan's most ecologically significant. The sodium-chloride water mirrors the ocean chemistry of the nearby Kii Channel and produces a warming soak with a mild briny finish. Late summer evenings near the nesting season offer the rare chance to observe loggerhead turtles on the beach after emerging from the warm baths.
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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 sodium chloride water.
What is the best season to visit?
The most favourable period for this spot is: Toute l'année (idéal automne-hiver).