Okukinu Onsen (奥鬼怒温泉) is a gathering of four remote hot spring ryokan in the most distant back of a remote valley in the mountains of Tochigi Prefecture. The ryokan offer probably the most air, rural open air showers in the Kanto Region, completely different from clamoring Tokyo and developed Kinugawa Onsen. 

       Autos and transports can continue into the valley just to the extent Meotobuchi Onsen (夫婦渕温泉) at the passageway to the Okukinu range. From that point, staying visitors can organize to get got by their ryokan by van, while non-staying guests need to trek up the valley for around 90-120 minutes (one path) to achieve the four ryokan (Kaniyu, Haccho-no-yu, Nikkozawa and Teshirosawa), which remain around 10-15 minutes separated from one another. The trekking trail may not be tolerable amid winter. 

     Among the four ryokan, Kaniyu (加仁湯) and Haccho-no-yu (八丁湯) are the most prevalent, every offering various indoor and outside showers with smooth, sulfuric waters and perspectives into the nature. The showers, some sexual orientation isolated, some blended, can likewise be entered by non-staying visitors amid daytime (9:00 to 15:00) for 500 yen for every individual and ryokan, while staying visitors have the included joy of appreciating the nearby rural cooking, which generally incorporates healt.