38th Okonosato Meisui Marathon (第38回岡の里名水マラソン大会)

Experience the beauty of Japan's natural wonders at the Spring Water and Mountains Marathon on March 7, 2027. This scenic race takes runners along the picturesque Konomiya River Valley, surrounded by lush forests and clear streams that have been recognized as part of Japan’s top hundred water sources. Participants will traverse through areas designated as UNESCO Eco-Parks, including the revered Mount Oyama region.
The event offers various distances to suit all levels: a full marathon (8,000 yen), half marathon (7,000 yen for adults and 3,500 yen for high school students), a 10km race (5,000 yen with discounts available for high schools), as well as shorter options like the 2.5km run or a leisurely historical site tour walk.
Runners will enjoy breathtaking views of cascading waterfalls and serene landscapes while navigating challenging terrain that showcases Japan's natural beauty and cultural heritage. This race is not just about speed; it’s an opportunity to immerse yourself in nature and explore one of the country's most stunning locations.
Join us for a day filled with scenic routes, historical sites, and unforgettable experiences along the Konomiya River Valley.