Sport · Kansai
Biwako Marathon 2027
びわ湖マラソン
A city road race in Otsu, Shiga Prefecture. A one way lakeside course along the southern shore of Lake Biwa, Japan's largest lake.
Confirmed dates
- Dates
- Sun 14 Mar 2027
- Date status
- Dates published by the organiser or an official tourism source
- Venue
- Lakeside course on the shore of Lake Biwa, Otsu
- City
- Otsu
- Prefecture
- Shiga
- Region
- Kansai
- Category
- Sport
- Checked
- Sun 25 Oct 2026 against the official source
About this event
A one way lakeside course along the southern shore of Lake Biwa, Japan's largest lake. The date and details follow the race organiser and the AIMS directory of member races, which lists the official race site for each event. Entry is by the organiser's system, usually by lottery or first come first served, and roadside spectating is free.
Booking
Booked around the event: hotels, passes, transfers and eSIM. Booking options for this event are being checked and will be added here.
Official source: https://aims-worldrunning.org/directory.html?brid=YWdncwGLcPZ35ZuCFUtWnwDEW87C#THA. Dates checked Sun 25 Oct 2026.