Join us for an unforgettable virtual challenge inspired by the iconic Saroma Lake Ultra Marathon, Japan's birthplace of ultra-distance running. Whether you've tackled the 100km course around Saroma Lake yourself or dream about one day experiencing it firsthand, this online event offers a unique opportunity to push your limits from anywhere in the world. With registration fees starting at just $49 for early bird pricing and going up to $129 depending on when you sign up, participants can choose their preferred entry level. The virtual format allows runners of all abilities to set personal goals and track progress using GPS-enabled devices or mobile apps. Immerse yourself in the spirit of endurance as you simulate the breathtaking landscape that surrounds Saroma Lake, known for its challenging terrain and scenic beauty. This event is not just about covering distance; it's about connecting with a community of like-minded runners who share your passion for pushing boundaries and celebrating personal milestones. Registration fees are 4,990 JPY, 6,990 JPY, and 8,990 JPY, offering various options to suit different budgets. Don't miss out on this chance to be part of something special and make memories that will last a lifetime. Experience the essence of ultra-distance running from your own doorstep while honoring the legacy of one of Japan's most revered endurance events.
Races Offered
2 Month 100km Stage 1 (November-December)
Nov 01, 2026
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Distance —
100K
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Type —
Running
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40 days remaining
2 Month 100km Stage 2 (November-December)
Nov 01, 2026
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Distance —
100K
terrain
Type —
Running
timer
40 days remaining
November 1month 100km
Nov 01, 2026
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Distance —
100K
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Type —
Running
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40 days remaining
October 1month 100km
Nov 01, 2026
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Distance —
100K
terrain
Type —
Running
timer
40 days remaining
September 1month 100km
Nov 01, 2026
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Distance —
100K
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Running
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40 days remaining
Year end 1month 100km
Nov 01, 2026
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Distance —
100K
terrain
Type —
Running
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40 days remaining
Hotels & Places to Stay
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Runner Reviews
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Event name — Saroma Lake 100km Ultramarathon Online Challenge 2 Month 100km Stage 2 (Nov-Dec) (サロマ湖100kmウルトラマラソン オンラインチャレンジ【2month 100km Stage2（11-12月）】).
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