When
Mar 14, 2027
Weather
TBD
Forecast unavailable; check back shortly.
Registration
Open Now
Closes October 31, 2026 · 11:59 PM JST
Website
Official website →
Event Details
The 5th edition of the Biwako Marathon, scheduled for March 14, 2027. Registration for runners and volunteers is expected to begin in early August 2026.
Event type
Full-Marathon
Distance
42.2 km
Surface
Road
Registration opens
August 1, 2026 · 2:00 PM JST
Registration closes
October 31, 2026 · 11:59 PM JST
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