Best Sauna and Onsen Experiences in Japan
Japan has more than 10,000 saunas and around 17.8 million people who call themselves saunners. The market was worth USD 1.48 billion in 2023 and is projected to hit USD 8.52 billion by 2030 – roughly 24% annual growth. No other country is building sauna culture this fast right now, and it isn’t a copy…