Toshiro (柏原敏郎) Kashihara
ID 85737
Born : 1954 Cat. M70 Ultrarunner since 1988 JPN
20
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
49
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
7
Countries visited ?BELBelgiumFRAFranceGREGreeceITAItalyJPNJapanNEDNetherlandsTPETaiwan
24,2%
Rank quotient ?This runner's calculation uses 22 eligible race(s): Σ(rank − 1) = 908; Σ finishers = 3 746. 908 / 3 746 × 100 = 24.24%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed22
Km — ultra races2 641 km
> 100 km3
> 160 km3
> 200 km3
Longest race250,0 km
7. Sakura Michi Kokusai Nature Run — 15/4/2000

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road72,0%
Trail28,0%

Wins & podiums (ultra)

🏆 Win5
🏆 Win M5
🏅 Top 39
🏅 Top 3 M9
Longest winning streak3
Current streak0

Records

100 km6h43'14

HISTORY

22 race(s) · 1 split(s) nested
DateRacePerf.Rk
2019
08.09 100km JPN7th 100 km Ultramarathon Hakusan-Shirakawago 13:38:34 h318
2000
15.04 250km JPN7. Sakura Michi Kokusai Nature Run 35:42:00 h33
1999
15.05 100km FRAOpen Race at IAU 100km WC Chavagnes en Paillers (12 ème Les 100 km de Vendée) 6:51:44 h17
15.05 100km FRAIAU 100km WC Chavagnes en Paillers (12 ème Les 100 km de Vendée) 6:51:44 h15
1998
22.11 100km TPETaipei Freeway 100K 6:51:04 h1 🏆
18.10 100km JPNIAU 100km WC Nakamura (5th River Shimanto 100km) 7:13:21 h10
21.06 100km JPN13. Lake Saroma 100 km Ultramarathon 6:54:21 h2 🥈
1997
13.09 100km NEDIAU 100km WC (RUN Winschoten 100 km) 6:54:29 h13
13.09 100km NED22. RUN Winschoten 100 km - open race 6:59:24 h20
22.06 100km JPN12. Lake Saroma 100 km Ultramarathon 6:54:33 h4
1996
23.06 100km JPN11. Lake Saroma 100 km Ultramarathon 6:58:58 h2 🥈
1995
16.09 100km NED20. IAU 100km WC Winschoten 6:49:32 h14
1994
23.09 245.3km GRE12. Spartathlon 34:35:00 h22
1993
07.08 100km BELIAU 100km WC Torhout 6:48:54 h9
27.06 100km JPN8. Lake Saroma 100 km Ultramarathon 6:43:14 h1 🏆
1992
25.09 245.3km GRE10. Spartathlon 29:21:10 h5
05.07 100km JPN7. Lake Saroma 100 km Ultramarathon 6:49:39 h2 🥈
1991
07.07 100km JPN6. Lake Saroma 100 km Ultramarathon 6:46:02 h2 🥈
25.05 100km ITAIAU 100km WC Firenze (19^ 100 km del Passatore) 12:17:00 h437
1990
04.07 100km JPN5. Lake Saroma 100 km Ultramarathon 6:52:33 h1 🏆
1989
02.07 100km JPN4. Lake Saroma 100 km Ultramarathon 6:52:41 h1 🏆
1988
03.07 100km JPN3. Lake Saroma 100 km Ultramarathon 7:06:35 h1 🏆