Kurokawa Onsen Ryokan Cooperative Coexistence Model

A voluntary cooperative management system among multiple ryokan in Kurokawa Onsen, Aso District, Kumamoto Prefecture. It maintains individual ryokan autonomy while establishing shared landscape standards and preventing excessive commercialization. Established in the 1970s, this model functions as an experimental solution to the tension between commercialization and regional preservation that onsen communities face. It now serves as a cutting-edge organizational innovation model referenced by hot spring resorts nationwide.

Mountain hot spring in Minamioguni, Aso-gun, Kumamoto Prefecture. Over 30 ryokan line the stream in serene surroundings. Preserves Edo-period bathing culture. Unique bathing passport allows visiting multiple springs. Attracts over 1 million visitors annually. Highly regarded domestically and internationally for its understated elegance. Represents traditional Japanese hot spring culture.

A hot spring city boasting the highest volume of spring water in Japan. Known for its 'Beppu Hatto' — eight distinct onsen areas — and 'Jigoku Meguri' (Hell Tour), the city has roughly 2,300 individual springs. Diverse tourism experiences leverage these thermal resources in creative ways.

One of Japan's 'Three Great Hot Springs' in Gunma Prefecture. Roughly 4,000 liters of hot spring water gush per minute from the Yubatake (hot water field), and unique bathing customs include yumomi (water stirring) shows. It consistently ranks among Japan's most popular onsen destinations.

Hokkaido's premier hot spring resort, nicknamed the 'Department Store of Onsen' for its nine different spring types. The Jigokudani (Hell Valley) with rising steam and sulfur scents conveys nature's overwhelming power. Welcoming about three million visitors annually, it excels at hosting international tourists.

A 1,300-year-old hot spring town in northern Hyogo. Seven public bathhouses are scattered along charming willow-lined streets, and the custom of strolling between baths in yukata and geta is the signature experience. Also known as the setting of Shiga Naoya's literary work 'At Kinosaki.'