Find Saunas & Onsen Across Japan
A sauna addict who visits saunas daily introduces only the truly exceptional facilities. Still on a journey to explore saunas across Japan.
Featured Facilities
Check out the latest additions
Ogaki Sauna
Megumi no Yu
Hakusanyu Rokujoten
Sauna Shikiji
SPA&HOTEL Suishun Matsuiyamate
Yao Grand Hotel
Latest Stories
Detailed reports from actually visited saunas and onsen
Sauna & Capsule Amza
A Battle with Snoring and Ultimate Sauna Experience in the Heart of Osaka Minami
Osaka Sauna DESSE
Osaka's Strongest Sauna
Naniwa Health Land Yuutopia
The Pinnacle of Sauna Experience
Hanazono Onsen sauna kukka
First Mixed-Gender Sauna Experience
Sauna Resort Oriental Kobe
Hotel sauna featuring a 105°C sauna and an 8°C cold plunge bath
Kinjo Onsen Motoyu
The Best Morning Bath of My Life
Monthly Ranking
Check this month's popular facilities
2025年9月
TOP 10
Introducing a ranking of particularly memorable hot spring and sauna facilities visited in September 2025.
Ogaki Sauna
Kobe Sauna & Spa
Megumi no Yu
2025年8月
TOP 10
In August 2025, we present a ranking of the most memorable hot spring and sauna facilities we actually visited.
Arima Kaido Onsen Suzuran no Yu
Iyo no Tojiba Kisuke no Yu
Safi Spa Maiko
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