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UTMB World Series Events

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Oceania

14 - 15 February 2026

14 - 17 May 2026

26 - 28 November 2026

North America

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

15 - 17 May 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

17 - 20 September 2026

08 - 11 October 2026

13 - 15 November 2026

02 - 04 October 2025

26 - 28 September 2025

Asia

06 - 08 March 2026

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 2026

11 - 13 September 2026

10 - 12 December 2026

29 November - 07 December 2025

14 - 16 November 2025

08 - 09 November 2025

17 - 19 October 2025

17 - 19 October 2025

16 - 18 May 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2025

Africa

29 - 31 May 2026

MYUTMB

Masashi KOBAYASHI

Nationality

Japan

Age

40-44 Men

UTMB Index

Index

20K

50K

100K

100M

533

-

469

535

480

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

10.12.2025

OSJ Koumi 100 2025 - 100 Miles

100M

166.8 KM
7885 M+

32:45:55

53 / 123

50 / 110

07.13.2025

OSJ Ontake 100 2025 - 100 Km

100K

99.5 KM
3395 M+

11:45:26

69 / 879

66 / 748

04.25.2025

MtFUJI100 2025 - FUJI

100M

168.6 KM
6254 M+

39:14:42

671 / 1509

610 / 1340

09.22.2024

Sky View Trail 2024 - Sky View Trail 80

100K

80 KM
4640 M+

14:16:40

59 / 381

49 / 298

05.12.2024

FunTrails Round Minano 2024 - 50k

50K

53 KM
2870 M+

08:14:59

155 / 494

146 / 428

08.27.2023

Tsukubarenzan Trailrun In Ishioka 2023 - Middle

50K

46.9 KM
1920 M+

06:42:52

63 / 235

59 / 213

05.13.2023

Minakami Trail Race 2023 - Minakami Trail Race 20K

20K

24.2 KM
1260 M+

03:37:56

51 / 113

40 / 74

Statistics

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

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