Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

Oceania

15 - 16 February 2025

15 - 18 May 2025

27 - 29 November 2025

Asia

01 - 02 March 2025

11 - 20 April 2025

01 - 04 May 2025

16 - 18 May 2025

19 - 22 June 2025

05 - 08 December 2024

15 - 17 November 2024

08 - 10 November 2024

17 - 20 October 2024

11 - 13 October 2024

South America

18 - 22 March 2025

19 - 21 June 2025

01 - 03 August 2025

18 - 21 September 2025

North America

11 - 13 April 2025

25 - 26 April 2025

28 - 29 June 2025

25 - 26 July 2025

19 - 21 September 2025

27 - 28 September 2025

02 - 04 October 2025

10 - 11 October 2025

Africa

22 - 26 May 2025

MY UTMB

Koshiro NAKAHARA

Nationality

Japan

Age

35-39 Men

UTMB Index

Index

20K

50K

100K

100M

577

557

576

551

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

05.11.2024

ASO VOLCANO TRAIL 2024 - 115km

100K

115.1 KM
5240 M+

17:55:44

36 / 390

33 / 329

04.07.2024

Tara Forest Trail 2024 - syugensya

50K

40 KM
3400 M+

08:34:46

36 / 112

35 / 100

11.18.2023

FTR Chichibu＆ Okumusashi 2023 - 100k

100K

106.2 KM
5790 M+

21:23:57

70 / 446

64 / 386

07.23.2023

KIRISHIMA / EBINO KOGEN EXTREME TRAIL 2023 - Long

50K

63.2 KM
2660 M+

09:27:51

47 / 310

44 / 265

04.09.2023

Tara Forest Trail 2023 - syugensya

50K

41.6 KM
2770 M+

07:19:55

10 / 126

10 / 110

02.12.2023

Kudamatsu Kasadojima Island Trail 2023 - Long Course

20K

32 KM
1620 M+

03:53:18

13 / 320

13 / 266

09.24.2022

Hiroshima Wangan Trail Run 2022 - 105km

100K

107 KM
6180 M+

22:53:32

99 / 405

88 / 354

07.24.2022

KIRISHIMA / EBINO KOGEN EXTREME TRAIL 2022 - Long

50K

63.2 KM
2660 M+

09:13:36

27 / 319

26 / 266

05.22.2022

Kudamatsu Kasadojima Island Trail 2022 - Long Course

20K

32 KM
1620 M+

-

DNF

DNF

12.05.2021

hikosan-mineiridoutrail 2021 - mineiridou

50K

38.3 KM
3150 M+

06:50:54

24 / 151

24 / 141

Statistics

Filter by UTMB INDEX

UTMB® World Series - Ranking of trail runners by performance level on trail running

Join us

Sponsorship

Race Organisers

Jobs

Stay in Touch

FAQ and Help

Contact Us

Follow us

Terms & conditions

Privacy Policy

©2024 UTMB® all rights reserved. Ultra-Trail® and UTMB® are registered trademarks..