Ultra Running Hub Osaka, Japan · Saturday, June 20, 2026
Oizumi Ryokuchi Park 6h
We hold no course length for this race — a timed or backyard event is measured by the clock, not the kilometre — so there is no Grit score to give you.
What the course asks
DUV results for the 2026 edition (6h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.
Typical conditions, June
Regional 2001-2020 average for June — NASA POWER, grid elevation 264 m. Not a forecast.
Results history
| Year | Race | Finishers | Men's winner | Women's winner |
|---|---|---|---|---|
| 2026 | 6h | 16 | Yoshiro Nakata · 68.200 km | Miyuki Takada · 55.000 km |
| 2025 | 6h | 7 | Gaku Ueshima · 55.000 km | Miyuki Takata · 50.600 km |
| 2024 | 6h | 11 | Yoshiro Nakata · 70.400 km | Fumiko Kunisada · 46.200 km |
| 2023 | 6h | 6 | Yoshiro Nakata · 66.000 km | Miyuki Takata · 57.200 km |
| 2022 | 6h | 4 | Yaichiro Aoyagi · 52.800 km | Miyuki Takata · 52.800 km |
The field grew 129% between 2025 (7) and 2026 (16). 31% of the 2026 field were women.
DUV results for the 2026 edition (6h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.
The Aid Station
Course-specific beta from the community
With road terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for this road race.
- Trail Running Shoes Cushioning on road that is still there in the last quarter.
- Race Nutrition Self-supported fuelling between aid stations.
- Hydration Vests Flask capacity without the bounce.
- GPS Watches Battery life first — an ultra outlasts most full-GPS modes.
Similar races
Other road ultras of the same format.