Skip to content
7,084 races in the next 12 months7,084 races 160 countries Free for runners and organizers No commission · no added feeNo commission
SundayMarathon
Find a race

Search marathons

28 marathons found for Half marathon, Japan. Keep the list broad first, then tighten the filters when a race looks realistic.





Clear filters

Advanced filters





Planning filters

Matching races

Japan
18OCT
21.1K
Tokyo Legacy Half Marathon 2026
Japan
October 18, 2026 OCT
Japan
25OCT
21.1K
Saiko Eco-Marathon
Japan
October 25, 2026 OCT
Japan
01NOV
21.1K
Kamogawa Ecomarathon
Japan
November 1, 2026 NOV
Matsumoto, Nagano, Japan
01NOV
42.2K
Matsumoto Marathon
Matsumoto, Nagano, Japan
November 1, 2026 BQ Qualifier
Japan
02NOV
21.1K
Yodogawa Ecomarathon
Japan
November 2, 2026 NOV
Japan
22NOV
21.1K
Kyoto Yawata Ecomarathon
Japan
November 22, 2026 NOV
Japan
23NOV
21.1K
Hirakata Ecomarathon
Japan
November 23, 2026 NOV
Japan
27DEC
21.1K
Ecomarathon of Saïko in December
Japan
December 27, 2026 DEC
Japan
09JAN
21.1K
Kamogawa Ecomarathon of January
Japan
January 9, 2027 JAN
Japan
10JAN
21.1K
Yodogawa January Ecomarathon
Japan
January 10, 2027 JAN
Japan
17JAN
21.1K
Nikotama Ecomarathon
Japan
January 17, 2027 JAN
Japan
24JAN
42.2K
Osaka Women’s Marathon
Japan
January 24, 2027 JAN
Japan
31JAN
21.1K
Kagawa Marugame International Half Marathon
Japan
January 31, 2027 JAN
Japan
31JAN
21.1K
Osaka Half Marathon
Japan
January 31, 2027 Certified
Japan
07FEB
21.1K
Kagawa Marugame International Half Marathon
Japan
February 7, 2027 Certified
Japan
14FEB
42.2K
Kitakyushu Marathon
Japan
February 14, 2027 to February 16, 2027 FEB
Japan
20FEB
21.1K
Kyoto Yawata Ecomarathon in February
Japan
February 20, 2027 FEB
Japan
19MAR
21.1K
Yodogawa Ecomarathon of March
Japan
March 19, 2027 MAR
Japan
20MAR
21.1K
Kamogawa March Ecomarathon
Japan
March 20, 2027 MAR
Japan
21MAR
21.1K
Ecomarathon of Hirakata in March
Japan
March 21, 2027 MAR
Japan
28MAR
21.1K
Ecomarathon Horikiri
Japan
March 28, 2027 MAR
Japan
11APR
21.1K
April Ecomarathon Nikotama
Japan
April 11, 2027 APR
Japan
18APR
42.2K
Aomori Sakuram Marathon
Japan
April 18, 2027 APR
Japan
25APR
21.1K
Gifu Half Marathon
Japan
April 25, 2027 Certified

Organizers can start from this filtered search with the country already filled, then add the official source, date, registration link, and contact details for a free listing review. We verify the official source before publishing — no fee.

  • Free listing review
  • Official source verification
  • Runner-ready listing
  • Organizer dashboard

If your race appears in the results, use Update listing from the row. Missing race? Submit it for free with this page context prefilled.

List your race — free How review works