小川山 (Ogawayama)

Bouldering in 小川山 (Ogawayama)

Ogawayama is Japan’s granite paradise, offering an alpine bouldering experience in a breathtaking forested setting. The high elevation keeps temperatures cool, making spring and fall the prime seasons for climbing, though summer mornings can also be enjoyable. The granite here is some of the best in Japan, featuring sharp edges, delicate slabs, and powerful overhangs that demand both technique and strength. Sectors like the Campsite Crags provide quick access to classic problems, while Mara Iwa and Imouto Iwa challenge experienced climbers with bold lines and intricate movement. With over 700 established problems, Ogawayama has something for everyone, from beginners to elite climbers seeking Japan’s hardest test pieces.

The area’s rich climbing history dates back to the 1970s, and it remains a hub for Japan’s climbing community. The large campground is the heart of Ogawayama, where climbers gather to rest, share beta, and enjoy the peaceful mountain atmosphere. The remote setting means visitors should come prepared, as supplies are limited. Changing weather is common, with crisp mornings, sudden rain, and chilly nights even in warmer months. Whether you're here for the technical slabs, powerful crimps, or the pure beauty of the surroundings, Ogawayama is an unforgettable bouldering destination.