Yugano Onsen

Izu, Shizuoka Prefecture, Japan

Location: Izu, Shizuoka 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

Yugano Onsen flows with siliceous and simple thermal waters in Japan, combining the skin-polishing, silky bathing sensation produced by dissolved silica with the gentle, universally accessible warmth of simple-type geothermal water, creating a dual mineral experience that is simultaneously cosmetically distinctive and broadly welcoming for visitors of all ages and bathing sensitivities. The name Yugano, suggesting a wide field or plain of hot water, evokes the Japanese topographic tradition of naming springs for the broad, open quality of their setting or the expanse of water they command, reflecting the visual character of a spring that emerges into open terrain rather than the more common enclosed mountain valley or gorge configuration. Yugano Onsen embodies the spacious, unhurried dimension of Japanese thermal bathing where siliceous mineral water and an open landscape together create the sense of natural abundance and accessibility that defines the most welcoming expressions of Japan's volcanic onsen culture.

Insider tip — Yugano Onsen sits along the Inazawa River in the southern Izu Peninsula, surrounded by dense subtropical forest that keeps the valley cool even in summer. The silica-rich thermal water gives bathers a silky smooth feeling on the skin, a hallmark of high-quality Izu hot springs. Small family-run inns serve freshly caught Izu seafood alongside the baths. The village atmosphere has changed little since the Meiji era, preserving a timeless quality rarely found in modernized resort towns.

Find hotels nearby →Tickets & activities →See the map & practical info →