Shoichi (鈴木祥一) Suzuki
Born : 1986 Cat. M40 Ultrarunner since 2009 JPN
29
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
12,7%
Rank quotient ?This runner's calculation uses 29 eligible race(s): Σ(rank − 1) = 2 581; Σ finishers = 20 340. 2 581 / 20 340 × 100 = 12.69%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed29
Km — ultra races2 882 km
> 100 km6
> 160 km1
> 200 km1
Longest race215,0 km

Km per year (ultra races)

252
3 races
2022
396
4 races
2023
366
4 races
2024
535
4 races
2025
100
1 race
2026

Race types (share of distance)

Road98,3%
Trail1,7%

Records

HISTORY

29 race(s)
DateRacePerf.Rk
2026
17.05 100km JPN32th Yatsugatake Nobeyama 100 km 11:56:00 h285
2025
11.10 215km JPN2nd Foot Journey Around the Izu Peninsula 215km 33:37:57 h6
28.09 100km JPN33. Akita Nairiku 100km Marathon 10:37:28 h78
18.05 100km JPN31th Yatsugatake Nobeyama 100 km 11:04:16 h144
20.04 120km JPN35th Fuji 5 Lakes Sparta Challenge 12:04:53 h64
2024
22.09 100km JPN32. Akita Nairiku 100km Marathon 10:53:57 h64
15.06 48km JPN3rd KTF Trail running race - Rockin Bear 6:28:58 h103
19.05 100km JPN30th Yatsugatake Nobeyama 100 km 11:32:43 h185
21.04 118km JPN34th Fuji 5 Lakes 118 km Challenge 12:13:16 h37
2023
11.11 100km JPN10th Michikusa-Ultra, Minamiizu 100 km 12:26:42 h49
24.09 100km JPN31. Akita Nairiku 100km Marathon 9:57:47 h58
04.06 78km JPN30. Ultramarathon Okumusashi 8:14:44 h112
16.04 118km JPN33th Fuji 5 Lakes 118 km Challenge 13:11:23 h104
2022
25.09 100km JPN30. Akita Nairiku 100km Marathon 9:18:29 h26
03.07 8h JPN28th 8-Hour Endurance Race Tokorozawa 73.500 km23
05.06 78km JPN29. Ultramarathon Okumusashi 7:17:09 h71
2020
22.08 63.7km JPN1st Toda Aya Lake Ultra Marathon 6:10:21 h16
2019
22.09 100km JPN29. Akita Nairiku 100km Marathon 8:53:22 h26
02.06 78km JPN26. Ultramarathon Okumusashi 6:54:11 h49
21.04 118km JPN29th Fuji 5 Lakes 118 km Challenge 11:23:51 h31
2018
03.06 78km JPN25. Ultramarathon Okumusashi 7:25:18 h71
22.04 118km JPN28th Fuji 5 Lakes 118 km Challenge 12:52:52 h94
2017
24.09 100km JPN27. Akita Nairiku 100km Marathon 9:11:29 h18
04.06 78km JPN24. Ultramarathon Okumusashi 6:58:39 h60
2014
12.10 100km JPN10th Echigo Kubikino 100km Ultramarathon 10:23:37 h163
2013
22.09 100km JPN23. Akita Nairiku 100km Marathon 9:25:01 h46
2012
06.10 100km JPN9th Echigo Kubikino 100km Ultramarathon 10:56:18 h219
2010
26.09 100km JPN20. Akita Nairiku 100km Marathon 10:43:30 h131
2009
27.09 100km JPN19. Akita Nairiku 100km Marathon 11:39:33 h277