Shigemi (中澤重美) Nakazawa
Born : 1969 Cat. W55 Ultrarunner since 2015 JPN
52
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
66
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
2
Countries visited ?JPNJapanTHAThailand
30,5%
Rank quotient ?This runner's calculation uses 56 eligible race(s): Σ(rank − 1) = 5 641; Σ finishers = 18 486. 5 641 / 18 486 × 100 = 30.51%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed56
Km — ultra races6 306 km
> 100 km30
> 160 km8
> 200 km4
Longest race250,0 km

Km per year (ultra races)

829
6 races
2022
1 079
8 races
2023
576
5 races
2024
885
7 races
2025
211
2 races
2026

Race types (share of distance)

Road61,9%
Trail38,1%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F10
🏅 Top 31
🏅 Top 3 F17
Longest winning streak0
Current streak0

HISTORY

56 race(s)
DateRacePerf.Rk
2026
11.04 160km JPN5th Yagurazawa Round Trip Pre-Tournament 25:42:19 h13
18.01 51km JPN1st Jungle Guruguru ZERO 8:42:16 h12
2025
05.12 90km THA2nd Chiangmai Thailand by UTMB - ELEPHANT 100 18:50:18 h300
08.11 100km JPN4th Tokyo 100 24:33:47 h32
19.07 210km JPN3rd Round of the Boso Peninsula 210K 42:27:49 h11
14.06 105km JPN3rd Okumusashi Long Trail Race 105K 27:49:14 h72
17.05 100km JPN10th Trainic World 100 km in Sai-No-Kuni 27:25:42 h151
12.04 160km JPN4th Yagurazawa Round Trip Pre-Tournament 27:27:39 h24
21.03 120km JPN1st Izuichi Great Race 120km 18:29:01 h3 🥉
2024
29.12 130km JPN5th Kyoto Great Round 130 km 29:32:10 h78
22.09 80km JPN10th SkyViewTrail Memorial Cup 16:01:25 h111
23.08 101km JPN11th World Cultural Heritage "Fuji" Foot Race 13:50:54 h59
08.06 105km JPN2nd Okumusashi Long Trail Race 105K 27:02:51 h72
06.04 160km JPN3rd Yagurazawa Round Trip Pre-Tournament 25:38:11 h36
2023
18.11 130km JPN1st Mito Kaido Journey run 21:42:08 h65
03.11 250km JPN4th Tokyo Great Race 250km RE 46:05:28 h22
08.10 71.5km JPN31th Hasetsune Cup - Japan Mountain Endurance Race 13:51:39 h420
10.09 54km JPN1st Around Toki River 10:07:00 h33
18.08 101km JPN10th World Cultural Heritage "Fuji" Foot Race 13:00:39 h32
17.06 105km JPN1st Okumusashi Long Trail Race 105K 27:02:46 h54
21.04 167km JPN8th Ultra-Trail Mt. Fuji 33:34:09 h401
11.03 200km JPN13th Little Edo Oedo 200k 31:21:07 h65
2022
04.11 250km JPN3rd Tokyo Great Race 250km 47:49:25 h48
15.10 150km JPN1st Yagurazawa Round Trip Pre-Tournament 23:39:53 h10
02.10 52km JPN9th Trainic world Soto-Chichibu Trail Run 50km 8:22:14 h49
20.08 101km JPN9th World Cultural Heritage "Fuji" Foot Race 13:05:36 h23
21.05 109.2km JPN7th Trainic World 100 km in Sai-No-Kuni 24:17:17 h75
22.04 167km JPN7th Ultra-Trail Mt. Fuji 30:49:49 h306
2021
20.11 106km JPN7th FunTrails100K Round 26:48:17 h318
30.10 146km JPN3rd Autumn leaves in Okumusashi / Chichibu Journey run 20:19:09 h61
27.02 200km JPN11th Little Edo Oedo 200k 31:22:05 h56
2020
22.08 101km JPN8th World Cultural Heritage "Fuji" Foot Race 12:29:07 h9
22.02 206km JPN10th Little Edo Oedo 205k 33:38:47 h129
2019
03.11 67km JPN3rd Koshu Alps Haute Route Challenge 14:18:33 h117
29.09 100km JPN6th Naeba-Sanroku Geopark Tsunan Ultramarathon 100K 11:38:17 h7
17.08 101km JPN7th World Cultural Heritage "Fuji" Foot Race 14:40:28 h67
16.06 48.3km JPN1st FunTrails Round Minano 9:12:08 h81
24.03 100km JPN1st Ibaraki 100k Ultra Marathon 12:32:47 h318
2018
16.12 68km JPNCoast to Coast 70k Trail Run 9:17:12 h119
17.11 106km JPN4th FunTrails100K Round 25:30:20 h157
20.10 100km JPN9th Inagawa 100km Ultra-Marathon 11:54:20 h22
30.09 100km JPN5th Naeba-Sanroku Geopark Tsunan Ultramarathon 100K 12:22:34 h16
08.09 49.8km JPN6th Trainic world Soto-Chichibu Trail Run 50km 8:48:37 h103
19.08 101km JPN6th World Cultural Heritage "Fuji" Foot Race 12:00:00 h13
28.04 92km JPN5th Shizuoka to Yamanashi 17:17:14 h190
03.03 91km JPN8th Little Edo 91km 10:00:19 h5
2017
21.10 54km JPN4th Shigakogen Extreme Trail 10:43:23 h69
20.08 97km JPN5th World Cultural Heritage "Fuji" Foot Race 11:33:00 h14
01.07 80km JPN7th Utsukushigahara 80 km Trail Run 11:49:06 h275
27.05 103km JPN6th Tojinbo 103 km Ultramarathon 12:03:52 h39
04.03 113km JPN7th Oedo Night run 113k 15:27:29 h25
2016
11.12 71.7km JPN3rd Izu Trail Journey 11:24:26 h399
19.11 52km JPN2nd FunTrails50K Two Lakes&Green line 8:17:35 h77
21.08 97km JPN4th World Cultural Heritage "Fuji" Foot Race 11:40:00 h8
05.06 78km JPN23. Ultramarathon Okumusashi 8:41:39 h419
2015
23.08 97km JPN3rd World Cultural Heritage "Fuji" Foot Race 11:48:00 h7