ThermaeExplore the map →

Hekinan Onsen Aichi

Hekinan, Aichi (Chubu), Japan
Hekinan Onsen Aichi
Location
Hekinan, Aichi (Chubu), 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

Hekinan, a coastal city in western Aichi Prefecture on the shore of Mikawa Bay, is an important electric power generation centre and a traditional fishing and salt production port whose marine heritage shapes the character of local cuisine and culture along the eastern Ise Bay coast between Nagoya and the Chita Peninsula. Hekinan Onsen Aichi draws on chloride-rich coastal thermal waters from the marine geological formations of the Mikawa Bay shoreline, offering warming maritime baths in a pleasant coastal city whose traditional shinko rice cracker confectionery and Hekinan Fresh Fish Market attract food enthusiasts from across the Nagoya region. The adjacent Hekinan Seaside Botanical Garden, the coastal pine forest promenade, and the industrial-maritime character of this southern Aichi port city provide an interesting counterpoint to the traditional thermal spa experience on the shores of Mikawa Bay.

Insider tip — Hekinan Onsen is located in a coastal industrial city on Mikawa Bay, where the sodium-chloride waters at 40°C reflect the area's deep marine geology. The baths are a working-class institution popular with factory workers and local fishermen seeking restorative soaks after long shifts. The proximity to Hekinan's seaside parks makes an after-bath walk along the bay a refreshing end to the visit.
Find hotels nearby →Tickets & activities →See the map & practical info →

Nearby

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).