Yoshinori (原田佳典) Harada
Born : 1977 Cat. M45 Ultrarunner since 2015 JPN
38
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
49
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
1
Countries visited ?JPNJapan
37,3%
Rank quotient ?This runner's calculation uses 38 eligible race(s): Σ(rank − 1) = 4 104; Σ finishers = 10 994. 4 104 / 10 994 × 100 = 37.33%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed38
Km — ultra races2 971 km
> 100 km13
Longest race122,0 km

Km per year (ultra races)

331
4 races
2022
446
6 races
2023
264
4 races
2024
562
7 races
2025
163
2 races
2026

Race types (share of distance)

Road47,9%
Trail52,1%

Wins & podiums (ultra)

🏆 Win1
🏆 Win M1
🏅 Top 31
🏅 Top 3 M1
Longest winning streak1
Current streak0

HISTORY

38 race(s)
DateRacePerf.Rk
2026
14.03 115km JPN16th Oedo Night run 115k 15:25:11 h20
01.02 48km JPN4. Minuma Challenge 48 4:25:32 h1 🏆
2025
30.11 45km JPN12th Trainic world Soto-Chichibu Trail Run 45km 6:42:41 h23
15.11 100km JPN11th FunTrails100K Round 23:57:10 h106
05.10 51.4km JPN13th Trainic world Ogose-Tokigawa Trail Run 50km 7:35:20 h35
22.08 101km JPN12th World Cultural Heritage "Fuji" Foot Race 12:22:18 h37
02.08 50km JPN1st Chiba Ultra Marathon 50km Night Run 5:52:59 h5
20.07 99.5km JPN17th OSJ Ontake 100km Ultra Trail 13:33:34 h253
15.03 115km JPN15th Oedo Night run 115k 14:44:48 h5
2024
01.12 50km JPN11th Trainic world Soto-Chichibu Trail Run 50km 6:54:34 h17
06.10 51.4km JPN12th Trainic world Ogose-Tokigawa Trail Run 50km 7:20:33 h21
23.08 101km JPN11th World Cultural Heritage "Fuji" Foot Race 12:48:40 h32
26.05 62km JPN16th OSJ Okukuji Trail 60k 12:59:09 h192
2023
03.12 51.4km JPN11th Trainic world Ogose-Tokigawa Trail Run 50km 8:56:06 h133
19.11 64km JPN2. Minuma Challenge 60 6:35:53 h8
05.11 68km JPN7th Koshu Alps Haute Route Challenge 14:43:59 h109
01.10 52km JPN10th Trainic world Soto-Chichibu Trail Run 50km 7:48:58 h14
18.08 101km JPN10th World Cultural Heritage "Fuji" Foot Race 15:35:45 h97
20.05 109.2km JPN8th Trainic World 100 km in Sai-No-Kuni 28:30:05 h234
2022
05.11 73km JPN1st Kosaka Pass Ultra Run 8:51:41 h7
30.10 49.6km JPN10th Trainic world Ogose-Tokigawa Trail Run 50km 8:00:32 h63
24.09 107km JPN1st Hiroshima Wangan Trail Run 29:57:18 h298
20.08 101km JPN9th World Cultural Heritage "Fuji" Foot Race 13:51:04 h34
2021
20.11 106km JPN7th FunTrails100K Round 27:30:08 h346
25.09 54km JPN8th Shigakogen Extreme Trail 9:19:09 h76
27.03 115km JPN11th Oedo Night run 115k 14:44:13 h9
2020
18.10 54km JPN7th Shigakogen Extreme Trail 12:25:57 h345
2018
15.09 122km JPN1st Utsukushima Fukushima Journey Run 122K 17:18:07 h13
19.05 106km JPN3rd Trainic World 100 km in Sai-No-Kuni 29:48:53 h271
03.03 91km JPN8th Little Edo 91km 10:13:11 h6
2017
08.10 71.5km JPN25th Hasetsune Cup - Japan Mountain Endurance Race 14:23:19 h472
03.09 49.6km JPN6th Trainic world Ogose-Tokigawa Trail Run 50km 7:35:10 h59
09.07 49.8km JPN5th Trainic world Chichibu Trail Run 50km 10:41:27 h196
08.04 70km JPN12th Toda Saiko 70 km 6:57:30 h159
2016
03.09 110km JPN1st Trainic World 100 km in Sai-No-Kuni 26:37:50 h24
05.06 100km JPN4th Tokyo Shibamata 100 km 11:33:53 h372
08.05 49.8km JPN4th Trainic world Chichibu Trail Run 50km 7:36:25 h40
2015
06.12 6h JPN4th Coedo Kawagoe 6 Hours Run 57.000 km10