Shizuoka Ito City
Unwind body and mind with the blessings of the deep sea at 800 meters and a variety of saunas
"Ocean Deep Water Akazawa Spa" is a luxurious spa facility in Ito City, Shizuoka Prefecture. It offers talassotherapy, a thalassotherapy treatment that originated in France, and features a thalasso pool filled with pure deep seawater drawn from 800 meters below the sea off Akazawa. A variety of sauna spaces spread throughout the courtyard, including barrel saunas, a classic dry sauna, and luxurious private saunas, along with bedrock baths and warm baths. Here, you can surrender yourself to the buoyancy and warmth of seawater and experience deep relaxation.

A thalasso pool filled with fresh deep seawater drawn from 800 meters below the sea off Akazawa and heated for use. The buoyancy of the seawater and the massage from the jet streams feel soothing, gently easing daily fatigue and stress. Rich minerals work on the cells, making this a blissful space that brings deep relaxation and a feeling of resetting the body from within.

A barrel-shaped sauna that gently wraps you in the warmth of wood. Its rounded, distinctive design allows the heat to circulate evenly throughout the room. The feeling of slowly warming from the core of your body is soothing, allowing you to spend a blissful moment.

A classic Finnish-style sauna. High-temperature, dry heat powerfully envelops the entire body and works up a good sweat. With the refreshing feeling unique to sauna, it is a space where you can deeply refresh both body and mind.

A reserved sauna space where you can enjoy your own time without worrying about anyone else’s eyes. You can freely set the temperature and your rest timing as you wish, and savor an exquisite totonou experience in a luxurious private environment.

An icy cold plunge bath that rapidly cools down your body after sauna heat. The flow from the courtyard barrel sauna and dry sauna is also excellent, allowing you to fully enjoy the appeal of alternating hot and cold bathing while steadily guiding you into a state of totonou.
Open Year-Round
Entry is not permitted unless tattoos are allowed under the standards established by this facility.
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