Nozomu (丹羽望) Niwa
ID 544022
Born : 1979 Cat. M45 Ultrarunner since 2013 JPN
59
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
73
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
5
Countries visited ?CHNChinaHKGHong KongJPNJapanTHAThailandUSAUnited States
9,5%
Rank quotient ?This runner's calculation uses 84 eligible race(s): Σ(rank − 1) = 2 664; Σ finishers = 27 910. 2 664 / 27 910 × 100 = 9.54%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed84
Km — ultra races8 278 km
> 100 km33
> 160 km26
Longest race169,0 km
5th Lake Biwa 100 — 10/10/2025

Km per year (ultra races)

722
6 races
2022
704
8 races
2023
521
5 races
2024
873
9 races
2025
212
2 races
2026

Race types (share of distance)

Road5,2%
Trail94,8%

Wins & podiums (ultra)

🏆 Win1
🏆 Win M1
🏅 Top 38
🏅 Top 3 M8
Longest winning streak1
Current streak0

Records

50 km4h23'05100 km13h14'0650 mi11h39'10100 mi16h49'596 h52,80 km

HISTORY

84 race(s)
DateRacePerf.Rk
2026
24.04 167km JPN11th Ultra-Trail Mt. Fuji 25:12:56 h41
28.02 45km JPN7th Zentsuji Mt.Gogaku 6:13:18 h4
2025
05.12 90km THA2nd Chiangmai Thailand by UTMB - ELEPHANT 100 16:32:54 h166
15.11 80km HKG12th TransLantau 80 by UTMB 14:59:26 h74
10.10 169km JPN5th Lake Biwa 100 31:59:31 h17
07.09 53.4km JPN18th OSJ Adatara Trail 50K 8:42:54 h8
19.07 100mi JPN17th OSJ Ontake 100 Mile Ultra Trail 16:49:59 h7
21.06 105km JPN1st Kaga Spa by UTMB - Kaga Spa Trail Endurance100 20:53:59 h93
25.05 62km JPN17th OSJ Okukuji Trail 60k 8:53:52 h14
01.03 103km CHN1st Ultra-Trail Xiamen by UTMB - 100K 21:40:43 h100
19.01 49.6km JPN16th Senba Coastal Cliff Trail Running 7:34:19 h12
2024
09.11 100km HKG11th TransLantau 100 by UTMB 22:52:24 h109
13.07 100mi JPN16th OSJ Ontake 100 Mile Ultra Trail 17:57:38 h4
15.06 48km JPN3rd KTF Trail running race - Rockin Bear 5:02:15 h15
26.04 167km JPN9th Ultra-Trail Mt. Fuji 25:59:26 h32
24.02 45km JPN5th Zentsuji Mt.Gogaku 6:03:56 h3 🥉
2023
04.11 74km JPN3rd OSJ Kami 74 9:04:15 h3 🥉
03.09 53.4km JPN16th OSJ Adatara Trail 50K 8:53:26 h8
21.07 100mi USA25th Cascade Crest Classic 100 Mile 23:15:26 h11
18.06 78km JPN8th OSJ Yamanaka Onsen Trail Run 11:51:48 h8
28.05 62km JPN15th OSJ Okukuji Trail 60k 10:02:40 h4
21.04 167km JPN8th Ultra-Trail Mt. Fuji 23:31:34 h16
25.03 64km JPN9th OSJ Shinshiro Trail 64K 10:32:28 h8
25.02 45km JPN4th Zentsuji Mt.Gogaku 5:58:14 h2 🥈
2022
05.11 100km JPN2nd OSJ Kami 100 14:36:02 h4
17.09 162.6km JPN14th Shinetsu Five Mountains Trail 100 mile 22:10:52 h7
04.09 53.4km JPN15th OSJ Adatara Trail 50K 7:32:48 h9
16.07 100mi JPN14th OSJ Ontake 100 Mile Ultra Trail 17:32:45 h1 🏆
18.06 78km JPN7th OSJ Yamanaka Onsen Trail Run 13:33:26 h25
22.04 167km JPN7th Ultra-Trail Mt. Fuji 22:29:01 h23
2021
12.12 69.1km JPN8th Izu Trail Journey 8:08:37 h58
20.11 106km JPN7th FunTrails100K Round 17:03:48 h20
09.10 168.5km JPN7th OSJ Koumi 100 27:21:16 h28
25.09 54km JPN8th Shigakogen Extreme Trail 7:20:54 h7
28.08 75km JPN1st Okushinano 100 - 75 km 10:39:35 h58
2020
06.09 50km JPN13th OSJ Adatara Trail 50K 7:01:19 h20
07.02 100mi USA5th Orcas Island 100 Mile Race 26:04:07 h7
2019
27.10 73km JPN10th OSJ Hyonosen Mountains Trail Race 9:04:12 h2 🥈
13.09 100mi USA13th Run Rabbit Run 100 Mile UltraMarathon - Tortoises Run 25:46:47 h8
11.08 50km JPN1st OSJ Mahirusanchi Trail 50K 6:55:43 h8
13.07 100mi JPN12th OSJ Ontake 100 Mile Ultra Trail 19:45:38 h9
01.06 59km JPN11th OSJ Okukuji Trail 60k 8:47:26 h17
26.04 167km JPN6th Ultra-Trail Mt. Fuji 24:47:56 h21
2018
20.10 73km JPN9th OSJ Hyonosen Mountains Trail Race 9:16:10 h8
06.10 100mi JPN5th OSJ Koumi 100 26:57:18 h3 🥉
15.09 100mi JPN10th Shinetsu Five Mountains Trail 100 mile 22:23:17 h13
02.09 50km JPN11th OSJ Adatara Trail 50K 9:01:42 h7
25.08 100mi USA20th Cascade Crest Classic 100 Mile 24:41:56 h31
23.06 80km JPN4th OSJ Yamanaka Onsen Trail Run 11:39:10 h9
02.06 50km JPN10th OSJ Okukuji Trail 50k 8:47:57 h9
19.05 100mi JPN3rd Trainic World 100 Mile in Sai-No-Kuni 29:45:47 h3 🥉
10.02 50km JPN9th OSJ Jungle Trail 50K Amami 4:23:05 h6
13.01 100mi USA18th HURT 100 Endurance Run 100 Mile 27:57:23 h11
2017
10.12 71.7km JPN4th Izu Trail Journey 8:26:43 h38
29.10 75km JPN3rd OSJ Yamanaka Onsen Trail Run 12:19:31 h13
07.10 100mi JPN4th OSJ Koumi 100 24:58:19 h4
10.09 50km JPN10th OSJ Adatara Trail 50K 8:33:02 h2 🥈
29.07 102km JPN1st OSJ Itamuro 100 16:05:45 h8
15.07 100mi JPN10th OSJ Ontake 100 Mile Ultra Trail 17:36:52 h5
25.06 72.7km JPN4. Spatrail - Shima to Kusatsu 8:08:04 h11
27.05 50km JPN9th OSJ Okukuji Trail 50k 9:02:46 h16
25.03 112km JPN16th Mt. Rocco Cannonball Run - 112 km Power 15:16:00 h26
05.03 50km JPN8th OSJ Jungle Trail 50K Amami 5:23:39 h21
2016
30.10 70km JPN2nd OSJ Yamanaka Onsen Trail Run 11:43:44 h19
11.09 50km JPN9th OSJ Adatara Trail 50K 8:22:18 h31
21.08 97km JPN4th World Cultural Heritage "Fuji" Foot Race 11:46:00 h10
16.07 100mi JPN9th OSJ Ontake 100 Mile Ultra Trail 21:14:07 h17
26.06 72.7km JPN3. Spatrail - Shima to Kusatsu 8:56:17 h32
28.05 50km JPN8th OSJ Okukuji Trail 50k 9:40:21 h39
26.03 112km JPN14th Mt. Rocco Cannonball Run - 112 km Power 16:56:00 h39
13.02 50km JPN7th OSJ Jungle Trail 50K Amami 5:09:38 h14
2015
10.10 100mi JPN2nd OSJ Koumi 100 30:19:57 h15
22.09 110km JPN7th Shinetsu Five Mountains Trail 110km 14:00:47 h38
18.07 100mi JPN8th OSJ Ontake 100 Mile Ultra Trail 21:08:44 h13
28.06 72.7km JPN2. Spatrail - Shima to Kusatsu 9:15:57 h46
30.05 50km JPN7th OSJ Okukuji Trail 50k 10:22:52 h43
29.03 56km JPN12th Mt. Rocco Cannonball Run - 56 km Speed 6:56:00 h45
15.03 72km JPN2nd Izu Trail Journey 10:47:28 h269
2014
04.10 100mi JPN1st OSJ Koumi 100 33:06:29 h18
19.07 100km JPN7th OSJ Ontake 100km Ultra Trail 13:14:06 h128
15.06 81.4km JPN1. Spatrail - Shima to Kusatsu 12:03:27 h152
26.04 88km JPN3rd Shizuoka to Yamanashi 20:00:07 h260
2013
01.12 6h JPN2nd Coedo Kawagoe 6 Hours Run 52.800 km23
29.09 50km JPN3rd SkyView Ultra-Trail 9:03:42 h162