The road to your own record
Picture the course in advance
and find the pace that fits you.

The city you want to run becomes your next trip.
THE DREAM
Half marathon is a wide-open course running through nature in Nasukiarasayama, Tochigi Prefecture.
With 5km, 2km, and 1.4km categories, beginners and children can also enjoy it.
Close to a train station with a compact venue for easy accessibility before and after the race.
Picture the course in advance
and find the pace that fits you.
Streets lined with cheers, runners all around.
You'll be part of that scene.
Take it slow with the finish still in you,
and meet the city all over again.
From the joy of finishing to the tough moments — read what runners wrote themselves.
“My breathing is starting to get ragged.”
In the runner's first half marathon, they managed the perceived effort on the early climbs and drew strength from following other runners from the middle stages onward. In the latter stages, the runner broke the goal down into 500-meter segments and held on to record an official time of 1:18:32.
Quoted from the original · translated
呼吸が荒くなってきます。
Read the original on note“My running friend’s cheers gave me the boost to launch my final sprint here!”
On the half marathon at the Nasu Karasuyama Marathon, the runner took the early climb calmly before catching runners ahead. A friend’s cheers fueled a final sprint and third place overall in 1 hour 15 minutes 57 seconds.
Quoted from the original · translated
ここでラン友の応援に力をもらいラストスパート!
Read the original on 元棒高跳びランナーの奮闘記We translated a short line from each public race report and summarized the experience. Finish times are as stated by the author, and past editions may differ from this year's weather and operations.
Preview the course and read what runners who went before you wrote.
NO-BORDERチャンネル · Finisher vlog
This may be from a past edition. Check the organizer for this year's course and operations.
YOUR ENTRY
Here are the ways to enter and what each requires.
Check the organizer's page for whether entries are open.
The 2026 race opened entry on Wed, July 1, 2026
We'll fill this in once the official entry rules are out.
Registration platform RUNNET
RACE WEEK
Know the course and time limit, and race day comes into focus.
About 15km 1 time 50 minutes, about 16km 2 times 20 minutes / About 4km 50 minutes
| Event | Field size |
|---|---|
| Half21.0975km | 450 |
| 5K5km | 250 |
Half marathon: ¥4,500; 5 km, high school students and older: ¥2,500; 5 km, junior high school students: ¥1,000; 2 km: ¥1,000; family pair: ¥2,000
Runners start · local time — (half marathon(21.097km)) / 09:10(5km) / 10:10(2km) / 10:00(Family pair 1.4km)
Events consist of 5km and half marathon.
Start is at 那須烏山市保健福祉センター at 9:05 AM local time.
Pick up your bib, check your wave.
So on race morning, you can just run.
Details on registration and athlete bibs could not be confirmed in the publicly available information.
Since advance mailing or same-day collection is common for races in Japan, check the event guide (participant notification).
JR Karasuyama Line, Karasuyama Station
The venue is the Nasukarasuyama City Health & Welfare Center. General guidance indicates that access via the JR Karasuyama Line is convenient and that the venue area is compact, but no specific walking time or distance from the station was found.
Karasuyama Station is the line's terminus. This is the 22nd edition.
City: Nasukarasuyama, Tochigi Prefecture. You can get there by taking the JR Karasuyama Line.
You must designate your parking space when applying through RUNNET.
Your start time, fuel and bag drop.
Know them ahead and the run feels easier.
The 22nd Nasukiarasayama Marathon accepts registration from July 1 to September 30 through Running.net,
with counter registration at the City Lifelong Learning Division through September 18, and participation through Furusato Nozei (hometown tax) for half marathon and 5km through September 30.
Capacity is half marathon 450 people, 5km 250 people, with early closure when capacity is reached despite remaining registration period.
Participants receive athlete bibs with timing chips sent by mail mid-November to their registered address along with storage bags.
The venue, Nasukiarasayama City Health and Welfare Center, is accessible by JR Karasuyama Line, and parking can be designated during registration.
Times are local to Nasukarasuyama. Check the latest official information before the race.
STAY A LITTLE
From a hotel that makes race morning easy,
to the meals and views you'll enjoy with the medal on.
Accommodation · 1.5km
View on Booking.com₩69,785
View on Klook₩86,876
View on Klook₩95,529
View on Klook₩69,785
View on Klook₩108,509
View on Klook₩73,385
View on KlookDistances are straight-line from the start.
Check real travel times and booking terms with each hotel.
Accommodation · 1.5km
View on Booking.comSwipe sideways to see more hotels.
Rest a little, wander a little.
Pick what suits you and whoever you're with.
₩69,785
View on Klook₩69,785
View on Klook₩152,290
View on Klook₩47,947
View on GetYourGuide₩124,949
View on Klook₩166,423
View on Klook₩87,098
View on Klook₩173,752
View on Klook₩43,438
View on Klook₩174,020
View on Klook₩134,770
View on Klook₩162,849
View on Klook₩162,849
View on Klook₩173,752
View on Klook₩130,314
View on Klook₩29,433
View on Klook₩122,932
View on Klook₩110,673
View on Klook₩99,856
View on Klook₩86,530
View on Klook₩77,704
View on Klook₩33,878
View on Klook₩128,757
View on Klook₩26,132
View on Klook₩90,857
View on Klook₩40,760
View on Klook₩47,289
View on Klook₩89,472
View on Klook₩1,038
View on Klook₩6,922
View on Klook₩8,999
View on Klook₩65,071
View on Klook₩82,682
View on Klook₩208,117
View on Klook₩8,657
View on Klook₩1,239,771
View on Klook₩113,457
View on Klook₩117,335
View on Klook₩86,576
View on Klook₩116,697
View on Klook₩607,971
View on Klook₩82,550
View on Klook₩3,634
View on Klook₩101,012
View on Klook₩164,202
View on Klook₩76,938
View on Klook₩196,905
View on Klook₩37,866
View on Klook₩24,269
View on Klook₩206,288
View on Klook₩52,339
View on GetYourGuide₩69,570
View on Klook₩106,778
View on Klook₩54,341
View on Klook₩52,091
View on Klook₩69,570
View on KlookA meal before the race, a dinner to celebrate the finish.
₩86,876
View on Klook₩108,509
View on Klook₩206,288
View on Klook₩61,955
View on Klook₩61,955
View on Klook₩61,955
View on Klook₩289,356
View on KlookThe city you ran — this time, a little slower.
₩95,529
View on Klook₩73,385
View on Klook₩73,385
View on Klook₩86,162
View on Klook₩70,795
View on Klook₩145,388
View on Klook₩75,457
View on KlookOnce saved, you can open this page without an internet connection
Be the first runner
Leave this room's first post
It takes place on Sun, November 29, 2026 in Nasukarasuyama, Japan.
About 15km 1 time 50 minutes, about 16km 2 times 20 minutes / About 4km 50 minutes.
5K · Half.
Nasukarasuyama City Health & Welfare Center.
Nasukarasuyama City Health & Welfare Center.
Registration runs from Wed, July 1, 2026 to Wed, September 30, 2026.