Kenji (原健次) Hara
ID 11104
Born : 1945 Cat. M80 Ultrarunner since 1998 JPN
25
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
53
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 ?GREGreeceISLIcelandJPNJapanSWESwedenUSAUnited States
48,0%
Rank quotient ?This runner's calculation uses 25 eligible race(s): Σ(rank − 1) = 1 047; Σ finishers = 2 180. 1 047 / 2 180 × 100 = 48.03%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed51
Km — ultra races5 290 km
> 100 km15
> 160 km8
> 200 km7
> 24h4
Longest race250,0 km
15. Sakura Michi Kokusai Nature Run — 19/4/2008

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road23,3%
Trail38,0%
Stage38,7%

Wins & podiums (ultra)

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

Records

100 km9h52'37100 mi29h03'0024 h160,00 km

HISTORY

48 race(s)
DateRacePerf.Rk
2009
02.05 76km ITATranseuropalauf 2009 Etappe 14 Bussolengo - Aldeno 10:58:14 h56
01.05 66km ITATranseuropalauf 2009 Etappe 13 Ostiglia - Bussolengo 9:17:55 h42
30.04 50km ITATranseuropalauf 2009 Etappe 12 Cento - Ostiglia 7:03:18 h48
29.04 74km ITATranseuropalauf 2009 Etappe 11 Lugo - Cento 11:45:13 h46
28.04 65km ITATranseuropalauf 2009 Etappe 10 Bellaria - Lugo 9:42:19 h47
27.04 72km ITATranseuropalauf 2009 Etappe 9 Fano - Bellaria 10:41:52 h47
26.04 71km ITATranseuropalauf 2009 Etappe 8 Sirolo - Fano 10:12:56 h46
25.04 74km ITATranseuropalauf 2009 Etappe 7 San Benedetto del Tronto - Sirolo 9:20:04 h44
24.04 66km ITATranseuropalauf 2009 Etappe 6 Pescara - San Benedetto del Tronto 6:43:04 h55
23.04 64km ITATranseuropalauf 2009 Etappe 5 Vasto - Pescara 7:35:42 h56
22.04 67km ITATranseuropalauf 2009 Etappe 4 Lesina - Vasto 8:39:51 h53
21.04 52km ITATranseuropalauf 2009 Etappe 3 Foggia - Lesina 9:45:50 h53
20.04 68km ITATranseuropalauf 2009 Etappe 2 Barletta - Foggia 9:27:47 h54
19.04 57km ITATranseuropalauf 2009 Etappe 1 Bari - Barletta 7:45:16 h60
2008
19.04 250km JPN15. Sakura Michi Kokusai Nature Run 33:53:00 h40
06.04 100km JPN53. Tsurunuma 100 km 10:05:48 h11
2007
26.08 52km JPN52. Tsurunuma 52 km 6:24:55 h71
20.05 100km JPN3rd Iwate Ginga 100km Marathon Challenge 12:47:20 h214
2006
08.10 53km JPNAdatara Ultra Run 7:58:59 h12
27.08 52km JPN50. Tsurunuma 52 km 5:08:43 h15
22.04 250km JPN13. Sakura Michi Kokusai Nature Run 33:51:00 h37
02.04 100km JPN49. Tsurunuma 100 km 10:47:09 h23
2005
15.10 24h JPN17th Sri Chinmoy 24 Hour Run Tokyo 155.720 km3 🥉
16.07 55km ISL9. Laugavegurinn 55 km, Landmannalaugar - Húsadalur 7:10:18 h63
01.07 100km SWE7. Lapland Ultra 10:09:37 h9
23.04 250km JPN12. Sakura Michi Kokusai Nature Run 33:02:00 h32
2004
24.07 132km/2stages JPNYashagaike Legend Maranic 132 km 16:58:26 h53
24.04 250km JPN11. Sakura Michi Kokusai Nature Run 34:38:00 h40
2003
27.04 92km ESPTranseuropalauf 2003 Etappe 9 Tordesillas - Magaz 12:10:54 h21
26.04 84.3km ESPTranseuropalauf 2003 Etappe 8 Salamanca - Tordesillas 10:53:55 h18
25.04 75.1km ESPTranseuropalauf 2003 Etappe 7 Béjar - Salamanca 9:00:17 h17
24.04 57km ESPTranseuropalauf 2003 Etappe 6 Plasenica - Béjar 7:46:16 h21
23.04 99.6km ESPTranseuropalauf 2003 Etappe 5 Caceres - Plasenica 12:27:17 h17
22.04 93.4km ESPTranseuropalauf 2003 Etappe 4 Pueblo Nuevo Guardiana - Caceres 11:31:06 h19
21.04 81.4km PORTranseuropalauf 2003 Etappe 3 Estremoz - Pueblo Nuevo Guardiana 9:19:19 h18
20.04 88.6km PORTranseuropalauf 2003 Etappe 2 Vendas Novas - Estremoz 9:49:27 h16
19.04 58.9km PORTranseuropalauf 2003 Etappe 1 Lissabon - Vendas Novas 5:41:00 h14
2002
25.08 52km JPN42. Tsurunuma 52 km 5:21:23 h16
27.07 132km/2stages JPNYashagaike Legend Maranic 132 km 17:14:34 h56
07.04 100km JPN41. Tsurunuma 100 km 9:52:37 h9
2001
21.07 132km/2stages JPNYashagaike Legend Maranic 132 km 16:09:52 h36
23.06 100mi USA28th Western States 100 Mile Endurance Run 29:03:00 h212
2000
29.09 245.3km GRE18. Spartathlon 32:47:17 h27
1999
06.11 24h JPN12th Sri Chinmoy 24 Hour Run Tokyo 120.786 km18
31.10 24h JPNTokyo Gakugei University 24-hour experimental run 140.000 km8
24.09 245.3km GRE17. Spartathlon 35:03:39 h38
17.04 250km JPN6. Sakura Michi Kokusai Nature Run 31:34:00 h18
1998
21.03 24h JPNTokyo Gakugei University 24-hour experimental run 160.000 km11