The 4 50 mile ultramarathons in Japan, with each one's climb, cutoff and date. Every race links to its own page, where you can see how it fits the runner you are now.
| Race | Distance | Where | Date | Climb | Cutoff |
|---|---|---|---|---|---|
| Manno Mountain Madness 2026 | 80km | Nakato, Japan | Oct 24, 2026 | 18,373 ft | 17 h |
| Kyoto Great Round | 81 km | Kyoto, Japan | Dec 28, 2026 | 12,470 ft | 18 h |
| Deep Japan Ultra 100 | 80km | Niigata Pref., Japan | Jun 25, 2027 | 12,966 ft | 24 h |
| Naeba-Sanroku Geopark Tsunan Ultramarathon | 80km | Tsunan, Japan | Jul 4, 2027 | 9,186 ft | 15 h |