Hajime Mamba
JPN · men · mountain ultra
0
Wins
1
Podiums
1
Races
2022
Active since
About
Hajime Mamba is a Japanese mountain ultra-trail runner who built one of the sport's most prolific win records on the domestic Japanese circuit through the early 2020s. He has won the Onigajo 100K, the OSJ Ontake 100 (2022), the Tamba 100 Adventure Trail at both the 20K and 162.7km distances (2021, 2024), the Mori no Hitotoki Round Trail 120 (2021), the Manno Mountain Madness 87.1km, the Rokko 24 Peaks Hunt 45K, and the Ashida Castle Trail Running Race 50K in back-to-back years (2022, 2023). He has also podiumed internationally, finishing 2nd at the Hasetsune Cup Double in 2022 and 6th overall at the Tarawera Ultra-Trail by UTMB TMiler (100 miles) in New Zealand in 2025.
Notable Wins
- — OSJ Ontake 100 2022
- — Tamba 100 Adventure Trail (2021
- — 2024)
- — Mori no Hitotoki Round Trail 120 2021
- — Hasetsune Cup Double 2nd 2022
- — Tarawera TMiler 6th 2025
Race History
| Year | Race | Cat. | Pos. | Time |
|---|---|---|---|---|
| 2022 | Mt. FUJI 100 | men | 3rd | 18:52:02 |
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