The Karuizawa Half Marathon 2025 offers a Half Marathon (21.0975 km) and a Family Pair race (2.1 km). The event takes place in Karuizawa, Nagano, with a stunning route ideal for both competitive runners and families.;Scheduled for May 18, 2025, the Karuizawa Half Marathon invites 5,500 participants to experience the refreshing landscapes of Karuizawa, Nagano Prefecture. The event features a half marathon (21.0975 km) starting at 9:00 AM with a time limit of 2 hours and 45 minutes, and a family pair run (2.1 km) starting at 9:30 AM with a 20-minute time limit. The start and finish lines are conveniently located at the Karuizawa Prince Hotel Ski Resort, just an 8-minute walk from Karuizawa Station's South Exit. After the race, participants can enjoy shopping at the Karuizawa Prince Shopping Plaza, strolling through the charming streets, or savoring local cuisine, making for a delightful experience in this renowned resort area.
Race Date:
18 May, 2025
The Karuizawa Half Marathon, scheduled for May 18, 2025, in Karuizawa, Nagano Prefecture, Japan, offers runners a scenic 21.0975 km course with an elevation gain of approximately 112 meters. Limited to 5,500 participants, the race provides a refreshing experience through one of Japan's premier resort destinations during the lush greenery season.
Weather based on historical averages.
The Karuizawa Half Marathon, scheduled for May 18, 2025, in Karuizawa, Nagano Prefecture, Japan, offers runners a scenic 21.0975 km course with an elevation gain of approximately 112 meters. Limited to 5,500 participants, the race provides a refreshing experience through one of Japan's premier resort destinations during the lush greenery season.
The Karuizawa Half Marathon is 21km long.
The Karuizawa Half Marathon takes place in Karuizawa, Nagano, Japan.
The Karuizawa Half Marathon elevation gain is 112 metres, which Runna classifies as a Rolling race.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The Karuizawa Half Marathon, scheduled for May 18, 2025, in Karuizawa, Nagano Prefecture, Japan, offers runners a scenic 21.0975 km course with an elevation gain of approximately 112 meters. Limited to 5,500 participants, the race provides a refreshing experience through one of Japan's premier resort destinations during the lush greenery season.
The Karuizawa Half Marathon is 21km long.
The Karuizawa Half Marathon takes place in Karuizawa, Nagano, Japan.
The Karuizawa Half Marathon elevation gain is 112 metres, which Runna classifies as a Rolling race.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
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