Yasuyuki (中野康之) Nakano
Born : 1975 Cat. M50 Ultrarunner since 2012 JPN
33
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
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
45,0%
Rank quotient ?This runner's calculation uses 33 eligible race(s): Σ(rank − 1) = 5 707; Σ finishers = 12 694. 5 707 / 12 694 × 100 = 44.96%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed33
Km — ultra races3 397 km
> 100 km6
> 160 km4
> 200 km1
> 24h1
Longest race263,0 km

Km per year (ultra races)

100
1 race
2022
100
1 race
2023
170
2 races
2024
254
2 races
2025
170
2 races
2026

Race types (share of distance)

Road87,6%
Trail12,4%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M1
Longest winning streak0
Current streak0

HISTORY

33 race(s)
DateRacePerf.Rk
2026
14.06 100km JPN20th Iwate Ginga 100km Marathon Challenge 11:27:03 h197
03.05 70km JPN34. Mukogawa Yurikamome Ultra Marathon 8:16:35 h261
2025
19.07 154km JPN9th Michinoku Tsugaru Journey Run 154K 29:49:13 h45
08.06 100km JPN19th Iwate Ginga 100km Marathon Challenge 12:22:13 h308
2024
22.09 100km JPN32. Akita Nairiku 100km Marathon 12:56:18 h305
03.05 70km JPN32. Mukogawa Yurikamome Ultra Marathon 8:23:45 h259
2023
11.06 100km JPN17th Iwate Ginga 100km Marathon Challenge 12:31:01 h291
2022
12.06 100km JPN16th Iwate Ginga 100km Marathon Challenge 12:56:26 h468
2019
29.09 100km JPN22th Muraoka 100 km Ultra Marathon 12:42:51 h206
03.08 6h JPN19th 6-hour relay & solo marathon Kobe 54.400 km3 🥉
13.07 177km JPN4th Michinoku Tsugaru Journey Run 177K 28:55:50 h23
09.06 100km JPN3rd Koyasan and Ryujin-Onsen 100 km Ultra Marathon 12:54:24 h156
12.05 100km JPN23th 100 km Ultramarathon Ako Seaside Park 11:22:18 h17
02.05 70km JPN27. Mukogawa Yurikamome Ultra Marathon 7:25:27 h183
21.04 100km JPN11th 100 km Ultra Maranic Osaka 13:27:37 h320
2018
21.10 100km JPN7th Noto Peninsula 100 km Ultra Marathon 11:37:16 h80
14.07 263km JPN3rd Michinoku Tsugaru Journey Run 263K 47:46:51 h45
03.05 70km JPN26. Mukogawa Yurikamome Ultra Marathon 7:08:54 h207
2017
15.07 200km JPN2nd Michinoku Tsugaru Journey Run 200K 31:38:05 h9
11.06 100km JPN13th Iwate Ginga 100km Marathon Challenge 9:52:17 h118
2016
17.07 200km JPN1st Michinoku Tsugaru Journey Run 200K 38:21:58 h109
12.06 100km JPN12th Iwate Ginga 100km Marathon Challenge 11:18:44 h224
2015
11.10 70km JPN11th Ashiya Hama Shiokaze Ultra Marathon - 70 km 7:55:09 h30
12.09 24h JPN8th 24-hour relay & solo marathon Miki 132.000 km13
01.08 6h JPN15th 6-hour relay & solo marathon Kobe 51.000 km10
17.05 100km JPN19th 100 km Ultramarathon Ako Seaside Park 10:46:36 h20
2014
28.09 100km JPN17th Muraoka 100 km Ultra Marathon 13:04:28 h263
03.05 70km JPN22. Mukogawa Yurikamome Ultra Marathon 8:26:01 h485
2013
29.09 66km JPN16th Muraoka 66 km Ultra Marathon 8:28:28 h92
03.05 70km JPN21. Mukogawa Yurikamome Ultra Marathon 7:48:47 h399
2012
21.10 100km JPN18th River Shimanto 100km 11:58:27 h380
21.09 60km JPN12th Tango 60 km Ultramarathon 7:55:21 h191
20.05 50km JPN16th 50 km Ultramarathon Ako Seaside Park 4:56:15 h23