Overview
The Kumamoto Castle Marathon draws approximately 1,500 finishers each February through the Kyushu city rebuilding its iconic fortress after the 2016 earthquakes. The course passes the restored Kumamoto Castle, the Tsuboi River, and the Suizenji Garden district on flat Kyushu terrain. February's mild Kyushu winter and the castle's resilience story make it a deeply symbolic Japanese regional marathon.
Kumamoto Castle Marathon is a certified 42.195 km (26.2 mile) marathon — the standard World Athletics marathon distance.
Kumamoto Castle Marathon 2027 race day
The next Kumamoto Castle Marathon is scheduled for Sunday, 28 February 2027 with a 9:00 am start. The certified course covers 42.195 km (26.2 miles) with 50 m of climbing on a very flat layout.
Kumamoto Castle Marathon course route
The Kumamoto Castle Marathon is a historic urban road that starts and finishes at the Kumamoto Castle outer grounds or the city hall area. The loop passes the castle, the Tsuboi River parklands, and the Suizenji Jojuen Garden approach. The flat profile keeps rhythm steady throughout, with only minor bridge ramps or short rises interrupting otherwise even pacing. Crowd support is strongest around the historic start-finish hub and along the landmark districts that define the city's character.
Kumamoto Castle Marathon elevation profile
The Kumamoto Castle Marathon course is very flat over 42.195 km (26.2 miles). Runners cover 50 metres of climbing and 50 metres of descent, with minimal net elevation change from start to finish.
Entry requirements
The Kumamoto Castle Marathon is held in February, typically on the fourth Sunday. Registration is at https://www.kumamoto-castle-marathon.jp/.
Kumamoto Castle Marathon course video
Race-day footage from the course to help you picture the route, crowds, and key landmarks on marathon day.
熊本城マラソン コース・ドライビング 2/2 KUMAMOTO CASTLE MARATHON - COURSE DRIVING
Frequently Asked Questions
- What is the Kumamoto Castle Marathon elevation profile?
- The Kumamoto Castle Marathon has 50 metres of total climbing and 50 metres of descent over 42.195 km (26.2 miles). The course is very flat, with 0 metres of net change from start to finish.
- How long is the Kumamoto Castle Marathon?
- The Kumamoto Castle Marathon is the standard marathon distance of 42.195 kilometres (26.2 miles), certified to World Athletics rules. Historic course starting and finishing at the Kumamoto Castle outer grounds or the city hall area.
- What time does the Kumamoto Castle Marathon start?
- The 2027 Kumamoto Castle Marathon starts at 9:00 am local time on Sunday, 28 February 2027. Arrive early for baggage drop and corral access — official race communications on www.kumamoto-castle-marathon.jp/ confirm any last-minute schedule changes.
- Does the Kumamoto Castle Marathon pass the castle?
- Yes. Kumamoto Castle, one of Japan's grandest feudal fortresses, is the centrepiece landmark. The castle has been rebuilt after the 2016 earthquake damage.
- When is the Kumamoto Castle Marathon?
- The Kumamoto Castle Marathon is held in February, typically on the fourth Sunday. Registration is at https://www.kumamoto-castle-marathon.jp/.
- Is the Kumamoto marathon flat?
- Yes. The Kumamoto plain course is flat, with the castle hill visible but not climbed on the marathon route.
- What is Suizenji Garden?
- Suizenji Jojuen is a beautiful landscape garden near the course, reproducing the 53 stations of the Tokaido road in miniature.
- What weather should I expect in Kumamoto in February?
- February in Kumamoto is mild Kyushu winter, often 6–14 °C (43–57 °F). It is warmer than most Japanese marathons at this time of year.
Last updated 18 July 2026. Edition dates and course details are reviewed regularly.
Nearby Marathons
Other races closest to Kumamoto.

Shimonoseki Kaikyo Marathon
The Shimonoseki Kaikyo Marathon draws approximately 9,000 finishers each November on a harbor road in Shimonoseki, Japan. The narrow strait setting gives the race a dramatic maritime character from start to finish. The course passes Kanmon Strait waterfronts, fishing-port districts, and repeated sea views toward Kitakyushu. Kanmon Strait waterfronts and fishing-port districts rise and fall beside repeated sea views toward Kitakyushu across the narrow channel.
Next race: Sunday, 1 November 2026
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