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
An urban half marathon in Shinjuku, starting and finishing at the National Stadium, the main stadium of the Tokyo Olympics.
The out-and-back course connects Meiji Jingu Gaien and Kagurazaka.
A winter fixture in Shinjuku where runners step onto the Olympic Stadium track and finish.
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.
“I was thrilled to see a time under 1 hour 35 minutes on my watch at the finish.”
This runner worried about rain and cold before the Shinjuku City half marathon Marathon, but conditions improved during the race. The rolling course brought a satisfying net time of 1 hour 34 minutes 37 seconds.
Quoted from the original · translated
ゴールした時に手元の時計で1時間35分切りを確認した時は素直に嬉しかったです。
Read the original on 最後まで諦めない“Today's goal was simply to finish, somehow.”
This runner entered the Shinjuku City half marathon Marathon only three weeks after resuming running following pelvic and collarbone fractures. Some walking was followed by a running final 5km and a net finish of 2 hours 35 seconds.
Quoted from the original · translated
今日の目標はとにかく完走する事でした。
Read the original on 最後まで諦めない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.
運動がんばるチャンネル · 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.
Half marathon Entry fee (system fee not included).
Organizer's pageThe 10 km entry fee is Entry fee (system fee not included).
Organizer's pageRACE WEEK
Know the course and time limit, and race day comes into focus.
Half 2 hours 30 minutes
| Event | Start | Time limit | Field size |
|---|---|---|---|
| Half21.0975km | 08:30 | 2h 30m | 6,500 |
| 10km10km | 11:15 | 1h 30m | 3,000 |
The Shinjuku City half marathon Marathon is an urban half marathon marathon organized by Tokyo's Shinjuku City, also serving as a community health marathon.
The start and finish are at the National Stadium, used as the main stadium for the 2020 Tokyo Olympics.
Course leaves the stadium, passes through Meiji Jingu Gaien, follows Yasukuni-dori,
continues to Kagurazaka, the cultural district near Iidabashi, and returns to the stadium as an out-and-back urban course.
The event is a course certified by the Japan Association of Athletics Federations (JAAF) and World Athletics,
making it a trusted race for runners who need an officially recognized time.
In addition to the half marathon Marathon, it offers several distances, including a 10 km, 3 km,
and children's divisions (2 km) that start in sequence by grade, giving the event a strong community-participation character.
From the 2024 event onward, the half marathon Marathon field limit increased to 6,000 runners.
The event also features a separate priority-entry period for Shinjuku residents.
As one of the few community marathons to use the National Stadium as both its start and finish in the heart of Tokyo,
it has become the event that opens Tokyo's winter running season each year in late January.
Not yet confirmed in the official race guide
Pick up your bib, check your wave.
So on race morning, you can just run.
Based on previous editions, the athlete bibs and participant information were mailed to the registered address by about 10 days before race day (around January 20 for a late-January race).
This race starts and finishes at the National Stadium; check the organizers’ guidance for the 2027 mailing schedule.
Toei Oedo Line 'Kokuritsu-Kyogijo' Station (Exit A2), or JR Sendagaya/Shinanomachi Stations (Chuo-Sobu Line), or Tokyo Metro Ginza Line Gaienmae Station
Start/finish is at MUFG Stadium (National Stadium/Kokuritsu Kyogijo). Toei Oedo Line Kokuritsu-Kyogijo Station Exit A2 is ~1 min walk; JR Sendagaya and Shinanomachi Stations are ~5 min walk.
No parking at the venue — public transit required. City confirmed as Tokyo (Shinjuku ward area near Sendagaya/Shinanomachi).
Date confirmed as Jan 31, 2027 (24th edition), start 8:30am.
No organizer shuttle bus; official page explicitly states there is no parking and instructs runners to use public transit only.
Your start time, fuel and bag drop.
Know them ahead and the run feels easier.
Entries are accepted through the official website and Sports Entry,
in a two-stage process: priority entry for Shinjuku residents followed by general entry.
Based on the previous year, Entry fee was about ¥11,000 for the half marathon Marathon, ¥6,000 for the 10 km, and ¥2,500 for the 3 km.
The time limit for the half marathon Marathon is 2 hours 30 minutes, and course has intermediate time limits (cut-off point) at several points,
so runners whose pace drops significantly may not be credited as finishers.
The shorter 3 km and 2 km divisions start in sequence at set times by division and school grade,
so runners cannot line up at start line outside their designated time.
Times are local to Tokyo. 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.
Hotel · 949m
View on Booking.com₩218,229
View on Klook₩79,519
View on Klook₩68,848
View on KlookHotel · 286m
View on Booking.com₩359,523
View on Klook₩88,298
View on KlookDistances are straight-line from the start.
Check real travel times and booking terms with each hotel.
Hotel · 949m
View on Booking.comHotel · 286m
View on Booking.comAccommodation · 753m
View on Booking.comAccommodation · 480m
View on Booking.comAccommodation · 1.0km
View on Booking.comAccommodation · 1.0km
View on Booking.comAccommodation · 597m
View on Booking.comSwipe sideways to see more hotels.
Rest a little, wander a little.
Pick what suits you and whoever you're with.
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View on KlookA meal before the race, a dinner to celebrate the finish.
₩79,519
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Be the first runner
Leave this room's first post
It takes place on Sun, January 31, 2027 in Tokyo, Japan.
From ¥7,000, depending on the event and registration period.
Half 2 hours 30 minutes.
Half.
The race starts at 08:30.
MUFG Stadium (National Stadium), Tokyo.
MUFG Stadium (National Stadium), Tokyo.
Registration runs from Sun, September 6, 2026 to Tue, October 20, 2026.