Lake Biwa 100
· starts 5:00 AM
Takashima, Shiga, Japan
Lake Biwa 100 is a trail race of 100 miles (161 km) in Takashima, Shiga, Japan. The next edition is on Friday, October 9, 2026, starting at 5:00 AM. The race gives its climbing as 34,449 ft (10,500 m); measured from its course file, it's 36,063 ft (10,992 m). Its high point is 3,954 ft (1,205 m). It's a Hardrock 100 qualifier and a Western States 100 qualifier. Registration is open to all. The field is about 200 runners.
The course
Questions about Lake Biwa 100
When is Lake Biwa 100 2026?
Lake Biwa 100 2026 is on Friday, October 9, 2026, starting at 5:00 AM local time.
Where is Lake Biwa 100?
Lake Biwa 100 is held in Takashima, Shiga, Japan.
How long is Lake Biwa 100?
Lake Biwa 100 is 100 miles (161 km); its course file measures 101 miles.
How much elevation gain does Lake Biwa 100 have?
Lake Biwa 100 has 34,449 ft (10,500 m) of elevation gain, as the race states it.
Is Lake Biwa 100 a Western States qualifier?
Yes. Lake Biwa 100 is on the Western States 100's list of qualifying races. Check wser.org for the qualifying standard and years.
How do you get into Lake Biwa 100?
Lake Biwa 100 has open registration.
What is the weather usually like at Lake Biwa 100?
Around Lake Biwa 100's date, the day's high is typically about 72°F (22°C) and the low about 62°F (16°C), averaged over recent years.
Where can I see the Lake Biwa 100 elevation profile and aid station cutoffs?
runfarwhere has Lake Biwa 100's course file. The outline, distance and climbing are free on its page; the elevation profile, aid stations with cutoffs and the GPX file are part of runfarwhere Premium.
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