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Yunomori

Bangkok, central Thailand, Thailand
Yunomori
Location
Bangkok, central Thailand, Thailand
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

Yunomori Onsen is a popular Japanese-style hot spring bath facility in Bangkok, Thailand, bringing the art and culture of Japanese onsen bathing to the heart of Southeast Asia for Thai residents and international visitors seeking an authentic mineral bathing experience in the tradition of Japan's famous hot spring culture. The facility uses genuine mineral spring water to deliver the experience of Japanese onsen — including the naturally alkaline character that makes Japanese bathing water renowned for the softness it leaves on the skin — in bathing rooms and pools designed to the aesthetic standards of a traditional Japanese bathhouse. Yunomori has become one of Bangkok's most beloved wellness destinations, representing the cultural exchange through which Japanese onsen culture has found devoted appreciation throughout Southeast Asia.

Insider tip — Yunomori is Thailand's flagship Japanese-style onsen concept, transporting the ritual of the hot spring bath to Bangkok's urban landscape. The facility recreates traditional onsen etiquette — no swimwear, full immersion — in gender-separated mineral pools. Multiple pool temperatures from 38°C to 42°C, cold plunge, and private family baths make this one of the most complete onsen experiences outside Japan. A Lanna Thai massage menu adds a local wellness dimension.
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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: Saison sèche.