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Hanahasu Onsen

Obama, Fukui, Japan
Hanahasu Onsen
Location
Obama, Fukui, Japan
Water type
thermal
Temperature
40 °C
pH
7.3

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.

BicarbonatesCalcium

Hanahasu Onsen—the Flowering Lotus Spring—takes its name from the lotus, a flower of profound significance in Buddhist tradition across Asia, where it represents enlightenment, purity, and the miraculous emergence of beauty from murky water—an image that speaks directly to the nature of the thermal spring itself, rising pure from the volcanic depths of the Japanese earth. In Japan's long tradition of associating thermal springs with spiritual renewal and Buddhist contemplative practice, a lotus-named spring carries particular resonance, suggesting waters that elevate as well as warm. Bathing at Hanahasu Onsen invites a contemplative dimension to the thermal experience, framing mineral immersion within the lotus symbolism of transformation and emergence from volcanic depth.

Insider tip — Hanahasu Onsen — Lotus Flower Spring — emerges near the Obama coast of Fukui Prefecture on the Sea of Japan, where mild alkaline thermal waters at 40°C have been enjoyed by fishermen and traders on the old Mackerel Road between Kyoto and the sea for centuries. The spring's name reflects the lotus motifs adorning its original wooden bathhouse, still partially preserved. Obama city is a UNESCO-aspiring cultural hub for Buddhist art and marine cuisine, and the onsen serves as a warm bookend to a day exploring its temple heritage and fresh fish markets. Waters are colourless and very gentle, ideal for family bathing.
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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 thermal water.
What is the best season to visit?
The most favourable period for this spot is: Toute l'année (idéal automne-hiver).