Hiroko (鈴木博子) Suzuki
Born : 1976 Cat. W50 Ultrarunner since 2003 JPN
41
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
59
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
9
Countries visited ?ANDAndorraAUSAustraliaCANCanadaFRAFranceITAItalyJPNJapanMEXMexicoNZLNew ZealandUSAUnited States
23,5%
Rank quotient ?This runner's calculation uses 41 eligible race(s): Σ(rank − 1) = 4 853; Σ finishers = 20 621. 4 853 / 20 621 × 100 = 23.53%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed41
Km — ultra races4 806 km
> 100 km18
> 160 km12
> 200 km2
Longest race330,0 km

Km per year (ultra races)

2022
275
2 races
2023
170
1 race
2024
169
1 race
2025
105
1 race
2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F6
🏅 Top 30
🏅 Top 3 F15
Longest winning streak0
Current streak0

HISTORY

42 race(s)
DateRacePerf.Rk
2026
30.05 105km JPN4th Okumusashi Long Trail Race 105K 24:23:38 h15
2025
10.10 169km JPN5th Lake Biwa 100 36:47:53 h53
2024
07.06 170km JPN3rd Tamba 100 Adventure Trail - 100mi 2d 01:29:26 h12
2023
18.08 110km FRAla PICaPICA 42:10:23 h57
23.06 165km JPN2nd Deep Japan Ultra 100 - 165 km 34:29:34 h14
2021
09.10 168.5km JPN7th OSJ Koumi 100 32:15:53 h109
2020
18.10 54km JPN7th Shigakogen Extreme Trail 8:37:07 h79
2019
21.09 143km JPN6th SkyView Ultra-Trail 140 - Yamada Noboru Memorial Cup 26:39:43 h61
15.06 55km JPN2nd Yuzawa Sky Extreme Trail 8:09:28 h11
07.04 70km JPN5th Okumikawa Power Trail 10:25:32 h94
2018
08.09 49.8km JPN6th Trainic world Soto-Chichibu Trail Run 50km 7:05:08 h17
2013
08.09 330km ITA4° Tor des Géants - 330 km Endurance Trail della Valle d'Aosta 4d 07:55:45 h51
21.06 184km ANDAndorra Ultra Trail - Ronda dels Cims 184 km 45:25:25 h54
18.05 100km AUS6th The North Face 100 Australia 12:41:10 h64
26.04 100mi JPN2nd Ultra-Trail Mount Fuji 27:52:06 h61
2012
09.09 303km ITA3° Tor des Géants - 303 km Split and Finish 4d 07:43:42 h57
09.09 330km ITA3° Tor des Géants - 330 km Endurance Trail della Valle d'Aosta 4d 15:35:54 h57
18.05 156km JPN1st Ultra-Trail Mount Fuji 27:16:32 h32
07.04 50mi USA12th Hells Hills 50 Mile Race 8:50:23 h8
2011
09.10 71.5km JPN19th Hasetsune Cup - Japan Mountain Endurance Race 19:44:55 h1290
26.08 160km FRAGrand Raid des Pyrénées 160 km 31:39:37 h70
05.03 50mi MEX6th Ultra Caballo Blanco Copper Canyon Ultra 9:10:00 h21
2010
10.10 71.5km JPN18th Hasetsune Cup - Japan Mountain Endurance Race 20:26:25 h1258
28.08 89km ITA8ème Ultra Trail Tour du Mont Blanc 15:16:29 h137
2009
05.12 60km NZL22nd Kepler Challenge Mountain Run 6:56:53 h52
11.10 71.5km JPN17th Hasetsune Cup - Japan Mountain Endurance Race 10:18:05 h80
28.08 166km FRA7ème Ultra Trail Tour du Mont Blanc 36:11:07 h303
16.05 100km USA16th Bishop High Sierra Ultramarathons 100km 13:23:21 h6
2008
02.08 125km CAN9th Canadian Death Race 18:21:13 h19
20.06 50mi USA17th Bighorn Mountain Wild & Scenic 50mi Trail Run 10:17:54 h20
2007
28.07 50mi USA15th White River 50 Mile Trail Run 9:24:39 h41
27.05 50km JPNOSJ Hakone 50K 8:30:22 h46
2006
08.10 71.5km JPN14th Hasetsune Cup - Japan Mountain Endurance Race 11:28:18 h82
22.07 100mi USA18th Vermont 100 Mile Endurance Race 23:45:40 h60
24.06 100mi USA33th Western States 100 Mile Endurance Run 26:33:43 h80
2005
09.10 71.5km JPN13th Hasetsune Cup - Japan Mountain Endurance Race 12:15:06 h99
16.07 100mi USA17th Vermont 100 Mile Endurance Race 23:41:43 h57
04.06 100km USA10th Kettle Moraine 100 km Endurance Run 13:04:47 h11
14.05 50km USA24th Ice Age Trail 50 km Run 5:12:27 h19
23.04 50mi USA16th Zane Grey Highline Trail 50 Mile 12:47:41 h36
2004
10.10 71.5km JPN12th Hasetsune Cup - Japan Mountain Endurance Race 11:32:25 h35
2003
25.10 71.5km JPN11th Hasetsune Cup - Japan Mountain Endurance Race 15:10:58 h223