Spring is a delightful time for climbing in Japan, with mild temperatures and cherry blossoms. This season is ideal for sport climbing, lead climbing, top rope, and bouldering in many parts of Japan. Most popular crags: 1. Ogawayama Known for its granite cliffs, diverse climbing routes, and excellent bouldering and sport climbing opportunities. 2. Mitake Features limestone crags and scenic views. 3. Mount Mizugaki Offers a mix of trad and sport climbing on volcanic rock. 4. Futagoyama Renowned for its bouldering problems and beautiful surroundings. 5. Gozenyama Characterized by its steep walls and challenging routes. 6. Nikko Offers a variety of climbing routes, including sport and traditional climbing. 7. Yoshino Features limestone cliffs suitable for sport and lead climbing.

Summer can be hot and humid, making it less ideal for rock climbing in many parts of Japan. However, higher altitudes offer a refreshing escape. This is also the peak climbing season for Mount Fuji and other high-altitude mountains. Here are some popular crags: 1. Kamikochi Stunning alpine scenery. Known for its beautiful landscapes. 2. Tateyama Famous for its impressive granite walls. Offers a variety of climbing routes. 3. Hokkaido Diverse climbing options. Features both sport and traditional routes. 4. Shosenkyo Renowned for its picturesque gorges. Offers a mix of climbing styles. 5. Hakuba Popular destination for climbers. Known for its challenging routes and stunning views. 6. Okinawa Offers good conditions for sport climbing and bouldering during summer. 7. Mount Fuji While not primarily known for rock climbing, it is open for climbing during this period. However, it's more about hiking and mountaineering than technical rock climbing.

Fall is perhaps the best season for climbing in Japan, with ideal temperatures and stunning autumn colors. This season is excellent for rock climbing, with comfortable temperatures and fewer crowds. Most popular crags: 1. Ogawayama Known for its granite cliffs and diverse climbing routes. 2. Yatsugatake Features volcanic rock. 3. Bichu Offers limestone crags with both sport and traditional routes. 4. Ena-san Renowned for its scenic views and well-bolted routes. 5. Kasagi Characterized by its unique rock formations and challenging climbs. 6. Kawakami Offers sport and traditional climbing routes in a scenic setting. 7. Miyazaki Known for its limestone cliffs suitable for sport and lead climbing. 8. Yamagata Features granite bouldering and sport climbing routes.

Winter climbing in Japan is for the adventurous, with opportunities for ice climbing and more. This season is generally not suitable for rock climbing in Japan due to cold temperatures and potential snow cover. However, some indoor climbing facilities are available throughout the year. Most popular crags: 1. Hakuba Renowned for its stunning alpine scenery and diverse climbing routes. 2. Minoh Features beautiful waterfalls and a variety of ice climbing options. 3. Kumano Known for its scenic views and challenging ice formations. 4. Ogawayama Offers a mix of rock and ice climbing in a picturesque setting. 5. Mount Gozaisho Famous for its winter conditions and panoramic views.