Komaki Onsen

Kizukuri, Aomori, Japan

Location: Kizukuri, Aomori, Japan
Water type: sodium chloride
Temperature: 41 °C
pH: 7.3

Water profile

Thermicity

Sedative

41 °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

Komaki Onsen is a hot spring in Komaki City, Aichi Prefecture in the Nobi Plain north of Nagoya, a city known for its medieval castle that played a significant role in Japanese history as the site of the Battle of Komaki and Nagakute in 1584, when Toyotomi Hideyoshi and Tokugawa Ieyasu faced each other in a critical military encounter that shaped the course of the unification of Japan. The iodine-rich mineral waters of Komaki Onsen are valued within Japanese thermal tradition and associated with care of the skin and well-being, and the spring provides a restful counterpart to the historical and cultural attractions of a city positioned between the great urban centers of Nagoya and the broader Tokai industrial zone. The onsen serves the residents of Komaki City as a wellness destination combining the pleasures of iodine-bearing waters with the convenience of a facility within this densely populated metropolitan area.

Insider tip — Komaki Onsen draws iodine-rich sodium-chloride waters from deep beneath the flat rice-farming plains of western Aomori Prefecture. The high mineral content produces a warming effect that lingers well after bathing, making it especially popular with local farmers during cold Tohoku winters. The bathhouse maintains a no-frills community atmosphere where residents gather to chat in the changing rooms. Visit in late October during rice harvest season for an authentic glimpse of rural Aomori life.

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