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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

14 - 15 March 2026

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 2026

11 - 13 September 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

11 - 20 April 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

Africa

29 - 31 May 2026

MYUTMB

Masakazu KOBAYASHI

Nationality

Japan

Age

50-54 Men

UTMB Index

Index

20K

50K

100K

100M

407

373

405

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

06.07.2025

Okushinano100 2025 - 25K

20K

26.6 KM
1316 M+

04:45:16

67 / 116

52 / 85

06.08.2024

Okushinano100 2024 - 50K

50K

52.4 KM
2390 M+

09:44:46

248 / 341

167 / 226

06.10.2023

Okushinano100 2023 - 50K

50K

52.4 KM
2390 M+

09:05:19

144 / 322

115 / 222

11.19.2022

FTR Chichibu＆ Okumusashi 2022 - 30k

20K

29 KM
1380 M+

04:34:39

200 / 482

168 / 384

09.10.2022

The Shinsyu Togakushi Trailrun Race 2022 - Long course

50K

33.8 KM
1730 M+

06:41:46

124 / 225

109 / 191

06.25.2022

FunTrails Round Minano 2022 - 30k

20K

30 KM
1420 M+

05:22:37

227 / 475

178 / 356

04.27.2018

Ultra-Trail Mt. Fuji 2018 - STY

100K

92 KM
3920 M+

-

DNF

DNF

11.18.2017

Koshu Alps Haute Route Challenge 2017 - Lily Route Challenge

50K

47.1 KM
2790 M+

09:12:56

38 / 58

34 / 46

09.10.2017

The Shinsyu Togakushi Trailrun Race & Outdoorfesta 2017 - 50 Km

50K

49.8 KM
2430 M+

08:32:05

105 / 216

98 / 195

06.25.2017

Spa Trail 2017 - KTK 38K

50K

37.9 KM
1540 M+

06:18:30

110 / 261

93 / 194

Statistics

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

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