Yuki (中辻悠貴) Nakatsuji
Born : 1984 Cat. M40 Ultrarunner since 2005 JPN
44
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
54
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
5,6%
Rank quotient ?This runner's calculation uses 44 eligible race(s): Σ(rank − 1) = 836; Σ finishers = 14 974. 836 / 14 974 × 100 = 5.58%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed44
Km — ultra races4 204 km
> 100 km14
> 160 km7
> 200 km1
> 24h1
Longest race204,0 km
2nd Yarikan 100 — 30/4/2022

Km per year (ultra races)

450
3 races
2022
77
1 race
2023
77
1 race
2024
77
1 race
2025
77
1 race
2026

Race types (share of distance)

Road22,8%
Trail72,6%
Elim.4,6%

Wins & podiums (ultra)

🏆 Win1
🏆 Win M1
🏅 Top 37
🏅 Top 3 M7
Longest winning streak1
Current streak0

HISTORY

44 race(s)
DateRacePerf.Rk
2026
17.05 77km JPN31th Saba Highway Ultramarathon 7:49:04 h13
2025
18.05 77km JPN30th Saba Highway Ultramarathon 7:27:57 h8
2024
19.05 77km JPN29th Saba Highway Ultramarathon 7:48:19 h11
2023
21.05 77km JPN28th Saba Highway Ultramarathon 7:52:31 h18
2022
07.10 169km JPN2nd Lake Biwa 100 38:44:59 h43
22.05 77km JPN27th Saba Highway Ultramarathon 7:47:01 h9
30.04 204km JPN2nd Yarikan 100 27:18:27 h6
2021
20.11 Backyard Ultra JPN2nd Last Samurai Standing Backyard Ultra - Kyoto 194.474 km (29h)2 🥈
09.10 168.5km JPN7th OSJ Koumi 100 30:58:28 h83
2019
14.09 100mi JPN11th Shinetsu Five Mountains Trail 100 mile 24:08:32 h24
19.05 72km JPN24th Saba Highway Ultramarathon 6:57:21 h6
2018
14.10 73km JPN4th Gasando Trail running race 7:58:30 h3 🥉
15.09 100mi JPN10th Shinetsu Five Mountains Trail 100 mile 25:55:27 h44
20.05 72km JPN23th Saba Highway Ultramarathon 6:56:38 h18
2017
21.05 77km JPN22th Saba Highway Ultramarathon 7:39:24 h13
2016
18.09 110km JPN8th Shinetsu Five Mountains Trail 110km 11:06:10 h10
29.05 58km JPN1st Osorakan-Trail 10:23:45 h46
2015
25.09 170.3km JPN4th Ultra-Trail Mt. Fuji 30:11:30 h63
02.08 74km JPN1st OSJ Yamanaka Onsen Trail Run 14:06:00 h43
17.05 73km JPN1st Gasando Trail running race 8:22:41 h26
2014
14.09 110km JPN6th Shinetsu Five Mountains Trail 110km 11:17:30 h6
18.05 77km JPNSaba Highway Ultramarathon 6:57:38 h7
2013
06.10 50km JPN7th Madarao Forest Trails 50km 5:09:12 h13
15.09 110km JPN5th Shinetsu Five Mountains Trail 110km 12:25:28 h12
19.05 76km JPNSaba Highway Ultramarathon 7:06:07 h8
2012
07.10 50km JPN6th Madarao Forest Trails 50km 4:22:43 h3 🥉
16.09 110km JPN4th Shinetsu Five Mountains Trail 110km 12:18:04 h8
25.08 70km JPN2nd Utsukushigahara 70 km Trail Run 9:23:37 h6
18.05 156km JPN1st Ultra-Trail Mount Fuji 24:55:15 h16
2011
02.10 50km JPN5th Madarao Forest Trails 50km 4:28:07 h3 🥉
24.09 110km JPN3rd Shinetsu Five Mountains Trail 110km 11:33:21 h4
14.05 53km JPNTsurugi Naka Trail Running Race 4:36:18 h3 🥉
2010
26.09 100km JPN13th Muraoka 100 km Ultra Marathon 10:19:38 h16
19.09 110km JPN2nd Shinetsu Five Mountains Trail 110km 12:10:04 h4
18.07 100km JPN3rd OSJ Ontake 100km Ultra Trail 9:59:19 h4
04.07 50km JPN2nd OSJ Shiga Kogen Trail 50K 6:15:48 h5
2009
04.10 50km JPN3rd Madarao Forest Trails 50km 4:55:58 h6
21.09 100km JPN1st Shinetsu Five Mountains Trail 100km 10:41:27 h3 🥉
19.07 100km JPN2nd OSJ Ontake 100km Ultra Trail 10:37:10 h8
2008
05.10 50km JPN2nd Madarao Forest Trails 50km 4:38:17 h1 🏆
20.07 100km JPN1st OSJ Ontake 100km Ultra Trail 10:15:24 h11
2007
07.10 50km JPN1st Madarao Forest Trails 50km 5:33:07 h5
27.05 50km JPNOSJ Hakone 50K 8:36:35 h47
2005
18.09 100km JPN5th Tango 100 km Ultramarathon 13:08:02 h192