Lake Kawaguchi Onsen Mt. Fuji-View Rotenburo Culture

Rotenburo culture in Japan is rooted in philosophy integrating hot springs with natural scenery. The bathing experience of feeling seasonal changes, appreciating landscape, and engaging with weather connects to Taoist and Zen nature philosophies. While some regions saw decline during modernization, contemporary wellness trends have revived appreciation for this tradition.

A hot spring resort on the shores of Lake Kawaguchi in Fujikawaguchiko, Yamanami Prefecture. Renowned for stunning views of Mount Fuji, with lakeside ryokan established since the early Showa period. Features alkaline simple hot spring waters known for skin-softening properties. Serves as a major gateway for Mount Fuji tourism.

A unique combination of thermal springs and Mount Fuji views in Fujikawaguchiko, Yamanashi Prefecture. Many ryokan outdoor baths offer Mount Fuji vistas, creating an experience of feeling both mountain coolness and thermal warmth simultaneously. Touristification began in the mid-Showa period, forming fusion tourism culture of Fuji worship and thermal therapy. Recognized domestically and internationally as exemplary integration of mountain scenery and hot springs.

A hot spring resort in Fujikawaguchiko, Yamanashi Prefecture. Characterized by scenic views of Mount Fuji from lakeside rotenburo. It offers a unique tourism experience combining Mount Fuji worship with hot spring use. The fusion of Fuji's landscape resources and hot springs has become a model for onsen resorts nationwide.

Five hot spring towns at the foot of the Northern Alps. Said to have the most open-air baths in Japan, its outdoor baths overlooking 3,000m peaks offer breathtaking scale.

Open-air bathing experiences at distinctively colored hot springs in Beppu, such as the Blue Hell, accessible to tourists as part of the Hell Tour. Many facilities offer authentic soaking while functioning as tourist attractions, exemplifying the diversity of Japanese hot spring culture and tourism evolution. Used by approximately 1 million visitors annually.

An open-air bath culture exemplified by nine remote mountain onsen inns in the Oku-Okhotsk valley, Nikko, Tochigi. These intimate facilities offer rustic rotenburo seamlessly integrated with nature. Guests experience bathing amid snow in winter, cherry blossoms in spring, and autumn foliage—embodying Japanese onsen aesthetics. Its difficult access preserves its character as a hidden gem in serene wilderness.