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UTMB World Series Events

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North America

02 - 04 October 2025

09 - 11 October 2025

22 - 23 November 2025

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

27 - 28 June 2026

24 - 25 July 2026

14 - 16 August 2026

26 - 28 September 2025

18 - 21 September 2025

Asia

17 - 19 October 2025

17 - 19 October 2025

17 - 19 October 2025

08 - 09 November 2025

14 - 16 November 2025

29 November - 07 December 2025

06 - 08 March 2026

15 - 17 May 2026

26 - 28 September 2025

19 - 22 June 2025

01 - 04 May 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 November 2025

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

18 - 21 September 2025

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

Kazuko KOBAYASHI

Nationality

Japan

Age

45-49 Women

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UTMB Index

Index

20K

50K

100K

100M

452

-

392

452

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

06.21.2025

Kaga Spa by UTMB 2025 - Kaga Spa Trail Endurance 50

50K

58.2 KM
2703 M+

12:30:12

480 / 653

124 / 187

05.23.2025

Girls Round 100 2025 - 100 miles - Shorten 100 km

100K

105.7 KM
2830 M+

19:18:40

6 / 13

6 / 13

09.23.2024

OSJ ONTAKE50 2024 - LONG

50K

54 KM
1896 M+

07:25:34

169 / 282

19 / 32

09.23.2023

Sky View Trail 2023 - Sky View Trail 80

100K

80 KM
4640 M+

15:28:37

89 / 376

13 / 59

06.11.2022

Okushinano100 2022 - 50K

50K

52.4 KM
2390 M+

-

DNF

DNF

10.09.2021

OSJ Koumi 2021 - 100 Miles

100M

168.5 KM
8910 M+

35:12:52

231 / 265

25 / 35

05.11.2019

AsoRoundTrail 2019 - Full

100M

119.4 KM
5240 M+

25:53:53

130 / 407

16 / 62

04.07.2019

OKUMIKAWA POWER TRAIL 2019 - OKUMIKAWA POWER TRAIL

50K

65.5 KM
3290 M+

12:16:27

329 / 568

31 / 65

12.09.2018

IZU Trail Journey 2018

100K

71.2 KM
3190 M+

11:54:29

596 / 1341

57 / 169

06.30.2018

Utsukushigahara Trail Run 2018 - 80K

100K

79.5 KM
3980 M+

15:43:15

296 / 311

31 / 32

Statistics

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

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