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Experience “Totonou” in the Sauna that Is Now Popular

With the recent sauna boom, the word "totonou" has become increasingly familiar. To help even beginners enjoy their sauna experience, we will explain the mechanism of "totonou," how to enjoy a sauna, and recommend sauna facilities.

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A Closer Look at the Rumored “Totonou”

What Exactly Does “Totonou” Mean? The Science of “Totonou”

Totonou, as passionately described by sauna enthusiasts, refers to a state of bliss that comes from repeating three sets of sauna, cold bath, and outdoor air bath. Some compare it to a runner’s high or an athlete’s zone, but it’s not something you can achieve just by trying hard in the sauna. When the sympathetic nervous system is activated by the heat of the sauna and the cold of the water bath, followed by the parasympathetic nervous system taking over during the outdoor air bath, a blissful moment of "totonou" arrives.

I Want It to Be Safe Even for Beginners! Practicing “Totonou”

Beginners should start with about 5 minutes in the sauna, and once you're accustomed, increase it to around 10 minutes. The temperature rises the further you go from the entrance and the higher you sit, so begin in a lower temperature area until you’re comfortable. A water bath for about 1 minute is recommended, but don’t push yourself too hard. To truly “settle down,” the outdoor air bath is key. After stepping out of the water bath and drying off, head straight to a relaxing chair and unwind for 5–10 minutes, listening to your heartbeat and feeling your blood flow.

Try the Popular Loryu and Aufguss as Well. Enjoy “Totonou”

To enhance your sauna experience, give Loryu and Aufguss a try. Loryu, originating in Finland, involves pouring aromatic water over heated sauna stones to generate steam, which boosts metabolism and enhances relaxation. There are two types of Loryu: automatic, performed regularly by the facility, and self-loryu, where you pour the water yourself. Aufguss involves fanning the hot steam with a towel, and watching the heat master skillfully handle the towel is an experience in itself.

From Nearby “Sa-katsu” to Tent Saunas Saunas to Enjoy in Different Settings

In addition to saunas at hot spring facilities and spas, more options are becoming available for a full-fledged sauna experience. These include women-only saunas, solo saunas where you can change and rest in private, suburban saunas you can visit after work or during free time, and tent saunas set in nature, offering a unique outdoor experience. Find a sauna that matches your style and incorporate “sa-katsu” (sauna activities) into your daily life for a refreshing break.

Sauna Etiquette for “Totonou”

Before entering the sauna, it is good manners to wash your entire body, including your hair. Then, dry your body with a tightly wrung towel before stepping into the sauna. Before taking a cold bath, rinse off any sweat with a quick shower. Keep in mind that the sauna can be more challenging than expected, so don’t push yourself too hard just to experience “totonou.” If you find it difficult, slow down and adjust your pace. Be sure to hydrate before entering the sauna and drink water during breaks in the outdoor air bath.

A Closer Look at the Rumored “Totonou”

What Exactly Does “Totonou” Mean? The Science of “Totonou”

Totonou, as passionately described by sauna enthusiasts, refers to a state of bliss that comes from repeating three sets of sauna, cold bath, and outdoor air bath. Some compare it to a runner’s high or an athlete’s zone, but it’s not something you can achieve just by trying hard in the sauna. When the sympathetic nervous system is activated by the heat of the sauna and the cold of the water bath, followed by the parasympathetic nervous system taking over during the outdoor air bath, a blissful moment of "totonou" arrives.

I Want It to Be Safe Even for Beginners! Practicing “Totonou”

Beginners should start with about 5 minutes in the sauna, and once you're accustomed, increase it to around 10 minutes. The temperature rises the further you go from the entrance and the higher you sit, so begin in a lower temperature area until you’re comfortable. A water bath for about 1 minute is recommended, but don’t push yourself too hard. To truly “settle down,” the outdoor air bath is key. After stepping out of the water bath and drying off, head straight to a relaxing chair and unwind for 5–10 minutes, listening to your heartbeat and feeling your blood flow.

Try the Popular Loryu and Aufguss as Well. Enjoy “Totonou”

To enhance your sauna experience, give Loryu and Aufguss a try. Loryu, originating in Finland, involves pouring aromatic water over heated sauna stones to generate steam, which boosts metabolism and enhances relaxation. There are two types of Loryu: automatic, performed regularly by the facility, and self-loryu, where you pour the water yourself. Aufguss involves fanning the hot steam with a towel, and watching the heat master skillfully handle the towel is an experience in itself.

From Nearby “Sa-katsu” to Tent Saunas Saunas to Enjoy in Different Settings

In addition to saunas at hot spring facilities and spas, more options are becoming available for a full-fledged sauna experience. These include women-only saunas, solo saunas where you can change and rest in private, suburban saunas you can visit after work or during free time, and tent saunas set in nature, offering a unique outdoor experience. Find a sauna that matches your style and incorporate “sa-katsu” (sauna activities) into your daily life for a refreshing break.

Sauna Etiquette for “Totonou”

Before entering the sauna, it is good manners to wash your entire body, including your hair. Then, dry your body with a tightly wrung towel before stepping into the sauna. Before taking a cold bath, rinse off any sweat with a quick shower. Keep in mind that the sauna can be more challenging than expected, so don’t push yourself too hard just to experience “totonou.” If you find it difficult, slow down and adjust your pace. Be sure to hydrate before entering the sauna and drink water during breaks in the outdoor air bath.

Find a Sauna to Suit the Occasion!

Create Your Own Private Space Exclusive and Private Sauna

A private sauna lets you enjoy your own space without worrying about others. It’s also gaining attention for its role in infection prevention. Whether you’re enjoying a solo sauna or sharing it with a partner or close friends, private saunas are becoming more popular. One of the key benefits of a private sauna is the ability to adjust the temperature to your preference. Every sauna enthusiast has their own preferred temperature and style. Another great perk is that you don’t have to worry about securing your favorite spot in the sauna room.

  • Yuya Harune

    Yamaguchi

    Yuya Harune

    湯や 晴ル音

    A new place of relaxation in the historic Yuno Onsen

    "Yuya Harune" stands in a corner of Yuno Onsen in Shunan City, Yamaguchi. They have three types of hot spring facilities: private hot springs, saunas, and large communal baths. The theme of the private hot spring is Yakushi Nyorai. "Tsubotsubo" is an open space where you can also take a bath in the outside air, with a bathtub shaped like the medicinal pot held by the Yakushi Nyorai in his left hand. In addition, the word "koukou," which represents a shining white light, is an image of the moonlight bodhisattva standing next to Yakushi Nyorai, and you can enjoy the feeling of bathing in dim moonlight even during the day. The public bath has been renovated while retaining the form of Yunoso, which closed in 2022, so fans of the old days will feel nostalgic.

  • Honoka no Yu, Kitahiroshima

    Hiroshima

    Honoka no Yu, Kitahiroshima

    ほのかの湯 北広島

    Day-Use Natural Hot Spring for Private Relaxation

    Located in Kitahiroshima Town and surrounded by the lush nature of the Geihoku area in Hiroshima Prefecture, this natural hot spring facility with 15 private day-use rooms opened in April 2025. Just a five-minute drive from Chiyoda Interchange on the Chugoku Expressway, it welcomes drivers and motorcyclists looking to ease the fatigue of a long journey. Room types include "Standard" and "Semi-Premium," each with indoor and open-air baths and a combined changing and rest area, as well as "Premium," which adds a sauna, cold bath, and massage chair. The private setting allows couples, families, and friends to relax while soaking in mineral-rich cloudy water, abundant in iron and gentle on the skin.

  • Kaizuka Ibuki Onsen Auto Campground

    Osaka

    Kaizuka Ibuki Onsen Auto Campground

    かいづか いぶき温泉オートキャンプ場

    A Facility Offering the Ultimate Hot Spring and Camping Experience

    "Kaizuka Ibuki Onsen Auto Campground," located approximately 10 minutes by car from the Kaizuka IC on the Hanwa Expressway, is a facility where you can enjoy a variety of experiences such as hot springs, camping, and activities in the midst of nature. At Ibuki Onsen, you can enjoy the slightly alkaline natural springs, known as the "hot springs of beauty," in an open-air bath or a private family bath, as well as a private sauna. There is a 200-square-meter auto campground that can easily accommodate two families, and plenty of indoor facilities for play even on rainy days. At "Le Clos," you can enjoy cuisine supervised by a chef who honed his skills at a three-star restaurant. Why not experience the resort feeling with your family and friends?

  • KARUIZAWA CAMP GOLD

    Nagano

    KARUIZAWA CAMP GOLD

    KARUIZAWA CAMP GOLD

    A Karuizawa Campsite to Fully Enjoy the Great Outdoors

    Located in Karuizawa, Nagano, "KARUIZAWA CAMP GOLD" offers both glamping and auto camping experiences with a perfect balance of convenience and natural beauty. With easy car access to nearby supermarkets, farm stands, and tourist farms, it’s an ideal base for both camping and exploring the area. Facilities include clean shower rooms, Wi-Fi, and power outlets (available at all sites except for forest areas), ensuring a comfortable stay. Beyond the convenience, guests can enjoy saunas, fishing, trampolines, and stargazing under the clear night sky. A wide range of rental gear is available, so you can come empty-handed and still have a full camping experience. Perfect for BBQs, day camping, or just unwinding in nature.

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There Are Various Ways to Enjoy It Easy Spa & Sauna

With the recent sauna boom, more spas and super public baths are offering full-fledged saunas like Finnish saunas and salt saunas. You can enjoy a sauna while getting a hot spring-like experience, and many facilities also offer beauty treatments, massages, and rock baths, making it a comprehensive experience. Additionally, if you are sensitive to the cold and have trouble warming your feet, soaking in hot water before entering the sauna can help warm your entire body evenly, making it easier to experience "totonou."

  • Natural hot springs Kakitsubata

    Aichi

    Natural hot springs Kakitsubata

    天然温泉かきつばた

    Relaxing Natural Hot Springs Next to the Highway Oasis

    Located within the Kariya Highway Oasis on the Isewangan Expressway, "Natural Hot Spring Kakitsubata" features a wide variety of bathing options, including open-air baths with free-flowing hot spring water, a mildly carbonated bath at a low temperature, electric massage baths, esthetic baths, and soothing tubs. The facility also offers saunas and a stone sauna (ganbanyoku). The natural hot spring water, drawn from approximately 1,200 meters underground, is a mildly alkaline chloride spring known for its excellent properties - it absorbs easily into the skin, helps retain body warmth after bathing, and is effective for dry skin and sensitivity to cold. With a range of relaxation spaces, the facility provides a comfortable experience for solo visitors and families alike, making it easy to spend a full day in comfort.

  • Michi-no-Eki Yokawa

    Hyogo

    Michi-no-Eki Yokawa

    道の駅よかわ

    A Complex Showcasing Local Specialties and Hot Springs

    Hyogo’s Mikki City is home to "Michi-no-Eki Yokawa," a signature destination of the Yoshikawa area. The site features the "Yamada Nishiki Digital Museum," the sake-tasting corner Yokawa Sakagura Street, and "Yamada Nishiki no Yakata" —a complex offering locally brewed sake made with "Yamada Nishiki" rice along with fresh regional produce. It also includes "Yoshikawa Onsen Yokatan," known for its high-carbonation hot springs, creating a hub that highlights the unique appeal of the Yoshikawa area.

  • Kumanosawa Onsen

    Aomori

    Kumanosawa Onsen

    熊ノ沢温泉

    Enjoy a Day Trip to a Hot Spring With 100% Natural Hot Spring Water

    Located approximately a 5-minute drive from JR Hachinohe Station, this day-use hot spring facility is easily accessible via the Tohoku Shinkansen. The natural Koki-no-Yu spring water, drawn from a depth of around 800 metres, flows freely at 100% capacity. The seasonal scenery viewed from the open-air bath offers a particularly special experience. The spring water, known as a “bijin-no-yu” (beautiful skin bath), is rich in botanical extracts and natural moisturising components, gently warming the body to the core in a short time. A wide variety of bathing options are available, including an artificial carbonated spring bath, a low-frequency electric bath, the Be-Skin Bath (women’s area only) with ultra-fine microbubbles, and a sauna. After bathing, unwind at "Momidokoro Hogushiya", a massage corner within the facility. Locally grown, carefully selected vegetables are also available for purchase.

  • Roadside Station Naraha

    Fukushima

    Roadside Station Naraha

    道の駅 ならは

    A Favorite Roadside Station Full of Fukushima’s Local Flavor

    This roadside station in Naraha Town, Futaba County, Fukushima, is a facility that combines the atmosphere of the modern "J Village" with Kido-juku on the Hama-kaido road. It is equipped with natural hot spring facilities, and the food court offers a wide variety of local gourmet food, with the "Naraha Kaisen Tanmen (ramen noodles with Stir-fried vegetables)" made with fresh seafood being the most recommended dish. The product hall has a wide selection of Naraha Town's specialties, and is popular as a souvenir or to enjoy local flavors at home.

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Enjoy a Sauna in the Midst of Nature The Best Part of Tent Saunas

The biggest advantage of tent saunas is that you can enjoy a sauna anywhere. Whether by a river, lake, or even with tap water, as long as there’s water, you can pitch a special tent and have a sauna. Outdoor saunas by lakes or streams offer a truly unique experience. More campgrounds and glamping sites are now offering permanent tent saunas, making it easy to enjoy. Surrounded by fresh air, experience the cycle of hot and cold and connect with nature.

  • Sparkle

    Mie

    Sparkle

    Sparkle

    A Great Base for Outdoor Adventures in the Natural Beauty of Uga Valley

    Located within Ugakei Campground in the Hokusei region of Mie Prefecture, this private cottage with a tent sauna is available for exclusive use. It also serves as a convenient base for activities such as exploring the scenic waterfalls of the Uga River, hiking to the Sunayama Observatory, and climbing Mount Ryugatake with its striking ridgeline. After an active day, unwind in the tent sauna and restore your energy with a barbecue.

  • Tonttu Hijima

    Hyogo

    Tonttu Hijima

    Tonttu Hijima

    A Campsite Remade From a Closed Kindergarten

    "Tonttu Hijima", located in the mountains of Shiso City, Hyogo, is a renovated former kindergarten transformed into an all-weather camping facility. Here, guests can enjoy camping experiences both outdoors and indoors, even in inclement weather. The playground and former classroom areas are completely covered with artificial turf, providing a comfortable environment. Additionally, the tent sauna under the starry sky is a highlight that promises a memorable experience.

  • Juraku no Mori

    Fukui

    Juraku no Mori

    十楽の森

    Grape Picking, Barbecue and Bonfire Cafe

    "Juraku no Mori," an outdoor facility nestled in the forests of Awara City, Fukui Prefecture, is a popular day-trip destination offering both relaxation and culinary delights. Visitors can take part in grape harvesting, enjoy a hands-free barbecue, and spend time at a forest café around a bonfire. From August to November, grape picking is especially popular, and the grounds bustle with families, couples, and pet owners.

  • Minonaru Mori Tokoyono Sato

    Mie

    Minonaru Mori Tokoyono Sato

    みのなる森とこよの郷

    A Blueberry Farm Offering BBQ and Sauna Experiences

    Set on an approximately 8-hectare hillside surrounded by forest, this expansive facility offers reservation-based barbecue and tent-sauna experiences. At the scenic café overlooking Matoya Bay, house-grown blueberry sweets and lunch dishes are served, along with freshly baked bread available only on weekends. Outdoor seating is pet-friendly, and the grounds include multiple dog runs, while activities such as grass sliding and swings remain popular among children.

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