When is the Kasumigaura Marathon 2027?

The Kasumigaura Marathon is on Sunday, 18 April 2027, with the start at 09:45 local time.

How hilly is the Kasumigaura Marathon?

The course has 60 m of climbing and 60 m of descent. We rate it flat. It is a loop course on road.

What is the weather usually like at the Kasumigaura Marathon?

Around the race date in 2016–2025, the temperature at the 09:45 start averaged 16°C, rising to about 19°C during the race, with 59% humidity. It rained on about 17% of those days.

How do you get a place in the Kasumigaura Marathon?

Entry is first come, first served. The standard entry fee is about $80. Check the official site for the current registration dates.

MarathonRoad🇯🇵 Tsuchiura, Japan

Kasumigaura Marathon

Sunday, 18 April 2027In 5 months · Start 09:45

Official site Hotels & flights

Course recordsMen 2:14:20 · Atsushi Hasegawa (2014)Women 2:39:17 · Sachie Matsumura (2023)

One of Japan's biggest spring marathons, a flat course from Tsuchiura along the shore of Lake Kasumigaura, the country's second-largest lake; held together with an international blind marathon.

The Kasumigaura Marathon is a road marathon in Tsuchiura, Japan, on Sunday, 18 April 2027, starting at 09:45. The loop course has 60 m of elevation gain (flat), and the start temperature on race day has averaged 16°C in recent years. Entry is first come, first served, and the standard fee is about $80.

Something out of date? Suggest a correction · Organizer of this race? · Send photos

Facts checked 2 Nov 2026 against kasumigaura-marathon.jp, news.germanroadraces.de.

Elevation gain

60 m

Flat · ↓ 60 m

Start altitude

6 m

above sea level, from terrain data

Temp at start

16°C

Peaks around 19°C

Entry fee

≈ $80

Open entry

Finishers

—

typical year

Course

Loop

Cut-off: check site

Getting thereFly into IBR (Omitama), about 22 km from the start

Plan your trip to Tsuchiura

Race weekends book up early. Searches are set for the race dates.

Hotels near the start lineSat 17 Apr – Mon 19 Apr · 2 nights · closest to the start firstSee hotels on Booking.com Flights to TsuchiuraArrive Fri 16 Apr, fly home Tue 20 AprSee flights on Google Flights

Things to do in TsuchiuraKlook Mobile data in JapanAiralo Airport transfer from IBRKiwitaxi

Some of these are affiliate links: if you book or buy through them we may earn a commission, at no extra cost to you.

Kasumigaura Marathon course map

A detailed route is not available for this race yet. The marker shows the race location.

Kasumigaura Marathon elevation profile

Flat: about 60 m of climbing and 60 m of descent. A detailed profile isn’t available for this race yet.

Kasumigaura Marathon race-day weather

At start

16°C

Peak during race

19°C

Humidity

59%

Chance of rain

17%

Wind

13 km/h

18 April in past years

Historical averages for 18 April ±3 days, 2016–2025, from 09:45 for 5 hours (70 days sampled). Source: Open-Meteo / ERA5.

Kasumigaura Marathon finish times by age group

No data yet. We’re collecting age-group results race by race.

Course records

Men: 2:14:20 · Atsushi Hasegawa (2014)
Women: 2:39:17 · Sachie Matsumura (2023)

As of the 2025 season.

Runner reviews

What time could you run here?Adjust your goal time for this course’s hills and typical race-day weather.Race time calculator →

Kasumigaura Marathon: questions and answers

When is the Kasumigaura Marathon 2027?: The Kasumigaura Marathon is on Sunday, 18 April 2027, with the start at 09:45 local time.
How hilly is the Kasumigaura Marathon?: The course has 60 m of climbing and 60 m of descent. We rate it flat. It is a loop course on road.
What is the weather usually like at the Kasumigaura Marathon?: Around the race date in 2016–2025, the temperature at the 09:45 start averaged 16°C, rising to about 19°C during the race, with 59% humidity. It rained on about 17% of those days.
How do you get a place in the Kasumigaura Marathon?: Entry is first come, first served. The standard entry fee is about $80. Check the official site for the current registration dates.

Guides for this race

Share this race

WhatsApp Telegram Facebook X LinkedIn Email

Organizing this race? Add it to your website

Show your runners the course facts and race-day weather. Paste this code into your site; it displays the badge below and links to this page. It updates automatically when the race details change.

<a href="https://irun42.com/race/kasumigaura" title="Kasumigaura Marathon on iRun42"><img src="https://irun42.com/badge/kasumigaura.svg" width="300" height="120" alt="Kasumigaura Marathon: course, elevation and race-day weather on iRun42" /></a>

Embed this race on your site

A small race facts card for your club or race website: next date, distance, elevation gain, typical start temperature and course records, with a link to this page. It stays up to date on its own.

<iframe src="https://irun42.com/embed/race/kasumigaura" width="100%" height="250" style="border:0;max-width:420px" loading="lazy" title="Kasumigaura Marathon race facts by iRun42.com"></iframe>

Around the same time

All races in April 2027 →

More races in Japan

All races in Japan →