Ehime

Iyo no Tojiba Kisuke no Yu

A renowned Matsuyama spot with two source springs and some of the prefecture's largest saunas

Ishikawa

Kinjo Onsen Motoyu

A sento sauna in Kanazawa renowned for its famed hot springs and excellent water

Osaka

Osaka Sauna DESSE

One of Japan's top saunas — Osaka's most powerful sauna

Aichi

Tenkū SPA HILLS Ryusenji no Yu

A sky-high spa resort with spectacular observatory open-air baths and a stunning Bazooka löyly experience

Hokkaido

Noboribetsu Grand Hotel

Noboribetsu's welcoming hall, where the Oni Sauna and three renowned springs melt away body and mind

Hokkaido

OMO7 Asahikawa by Hoshino Resorts

A city-center hotel for making the most of Asahikawa. Relax with the warmth of birch and an authentic sauna

Oita

Hyotan Onsen

Enjoy 100% natural spring water baths and a traditional steam bath

Saga

Kanigoten

A bathhouse in Tara where stunning views of Ariake Sea meet a two-tier sauna experience

Saga

OND SAUNA

An outdoor sauna where you can experience Takeo's nature with all five senses

Ishikawa

Yoshidaya Sannou-kaku

Natural hot spring and two authentic saunas with the largest volume of water in Yamanaka Onsen

Ibaraki

Joso ONSEN & SAUNA Oyumusubi

Joso's healing resort with one of the largest sauna areas in the Kanto region and natural hot springs

Shizuoka

GREENITY IWATA

Unwind your mind and body with a rare moor spring and two characterful saunas

Hokkaido

Marukoma Onsen Ryokan, the lakeside inn on Lake Shikotsu

A natural open-air bath with spring water bubbling up from beneath your feet and a scenic sauna with flowing Lake Shikotsu water

Kochi

OMO7 Kochi by Hoshino Resorts

Experience Kochi's okyaku culture and the nature of Tosa. Fill body and mind with the energy of Yosakoi and the sauna equipped with auto-löyly

Hokkaido

Century Marina Hakodate

A bay-area spa resort where you can unwind in a sky-high open-air bath and a famed hot spring overlooking Hakodate’s nightscape

Nagano

Yudanaka Onsen Aburaya Tōsen

Spectacular open-air baths overlooking the Shinshu mountain range and a highly heat-retentive natural hot spring

Nagano

Issa no Komichi Biyu no Yado

A Yudanaka inn where you can enjoy natural hot spring water flowing directly from the source, managed by the yumo to, and sweeping views of Shinshu

Hokkaido

OMO5 Hakodate by Hoshino Resorts

A hotel that leaves you fully satisfied with a natural hot spring flowing directly from the source and an outstanding seafood breakfast

Kanagawa

HARE-TABI SAUNA & INN YOKOHAMA

A Yokohama sauna that helps you totonou with a waterwheel-style sauna stove and Chinese tea löyly

Saga

JIN6 Sauna

A Yobuko deep sea world sauna inspired by whales and squid

Shizuoka

Ochiairo

A cultural property inn where you can unwind with natural hot spring water and 5 types of saunas

Ehime

Shimanami Onsen Kisuke no Yu

Imabari's Shimanami Onsen featuring a jet-black sumi sauna and tea löyly

Toyama

Spa Alps

A Hokuriku sauna sanctuary greeted by drinkable natural cold plunge baths and the Rocky Sauna

Chiba

Spa Metsa Otaka Ryusenji no Yu

A major bathhouse where you can enjoy Japan's first Dragon Sauna and a wide variety of baths

Miyagi

Spa Metsä Sendai Ryusenji no Yu

An exceptional spa with authentic saunas inspired by Date Masamune's black helmet and natural hot springs

Okinawa

Art Hotel Ishigakijima

A hotel public bath featuring the charm of "super soft water" refined from Ishigaki Island groundwater

Chiba

SATOYAMA TERRACE

A sacred site for outdoor sauna where the Satoyama breeze and water satisfy all five senses

Kagoshima

Amami Onsen Yamato Hananah Beach Resort

The "Ikigahou no Yu" that rises from 1,600 m underground. Amami's only natural hot spring resort, where you become one with magnificent nature

Tokyo

Sauna Metzza Oimachi Tracks

An urban spa featuring Japan's first tram sauna and a rare kelo sauna

Okinawa

HOTEL SANSUI NAHA Ryukyu Onsen Naminoue no Yu

An amber-colored natural hot spring rising from 500 m underground. An urban resort spa where you can feel the sky and sea of Naha

Tokyo

Tokyo-Yugawara Onsen Manyo no Yu

Unwind body and mind with natural Yugawara Onsen and a variety of saunas

Tokyo

LEDIAN SPA EBISU

Spend a luxurious chill time in the heart of Ebisu.

Tokyo

Maenohara Onsen Sayanoyu Dokoro

An oasis in Tokyo where you can unwind in an uguisu-colored free-flowing natural spring and a beautiful Japanese garden

Hokkaido

Yukoro Onsen

A healing space of natural hot springs and sauna overlooking the majestic Mount Yotei in Niseko

Osaka

OMO Kansai Airport by Hoshino Resorts

Turn your time before and after air travel into Funtime. An airport hotel with a spectacular rooftop bar and a full sauna.

Osaka

Utopia Shiratama Onsen

Reach totonou to the limit with the signature ice bath and powerful bouna sauna

Tokyo

LEDIAN SPA AZABU JUBAN

An upgraded men-only sauna in Azabu Juban featuring two types of cold plunge baths and reserved seating

Tokyo

LEDIAN SPA PRIVATE

A fully private sauna in Azabu-Juban to enjoy exclusively with someone special

Yamanashi

Nanbu no Yu, a hot spring in the forest

A healing forest with a highly alkaline natural hot spring that promotes beautiful skin and about 8,000 books waiting inside

Okinawa

Vessel Hotel Campana Okinawa

Relax in an observation bath with views of the blue sea and beautiful sunsets, plus an authentic sauna

Nagano

Private SPA＆SAUNA U

An exceptional private spa where you can enjoy craft beer and natural hot springs in complete privacy

Okayama

kobatoisa cafe&sauna

Hiroshima

Hiroshima Pacific Hotel

An approximately 100°C sauna with mist auto löyly and an all-male SPA with soothing jazz

Toyama

Hotel Granmirage

A sky-high scenic sauna resort overlooking the Tateyama mountain range and Toyama Bay from 40 meters above ground

Tokushima

Motomachiyu

A superb cold plunge bath luxuriously fed by abundant natural underground water, paired with a classic retro sento atmosphere

Okayama

Sauna Kolme Kylä

Hiroshima

Hiki stargazing sauna

Tsuboniwa sauna and a semi-outdoor relaxation area facing the sky

Fukuoka

Chikushino Tenpai no Sato

Ehime

Minara Natural Hot Spring Riraku

Toyama

Sauna Talo Toyama

A house of Nordic sauna and mellow underground water, wrapped in Finnish warmth

Kyoto

Kyoto Takenosato Onsen Manyo no Yu

Hiroshima

MACHI:SAUNA HIROSHIMA

A wood and electric hybrid sauna, plus a lush hidden outdoor relaxation space in the city center

Tokyo

Izumi Tenku no Yu Haneda Airport

Kyoto

Hakusan-yu Takatsuji Branch

Tokyo

Sauna Tokyo

Kyoto

Gokouyu

Yamanashi

Fujiyama Onsen

One of Japan's largest and most impressive pure wooden temple-like complexes, plus an exquisite Mt. Fuji vanadium natural water cold plunge bath

Kyoto

Hakusanyu Rokujo Branch

The ultimate totonou experience, drawn in by a lion cold plunge bath brimming with famous spring water and a high-temperature sauna

Osaka

Yao Grand Hotel

A long-established Osaka onsen ryokan preserving a 2,000-year famed spring