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UTMB World Series Events

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North America

23 - 26 April 2026

15 - 17 May 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

21 - 23 August 2026

10 - 12 September 2026

17 - 20 September 2026

01 - 03 October 2026

08 - 11 October 2026

13 - 15 November 2026

16 - 18 April 2026

09 - 12 April 2026

Asia

30 April - 03 May 2026

12 - 14 June 2026

18 - 21 June 2026

11 - 13 September 2026

11 - 13 September 2026

02 - 04 October 2026

16 - 18 October 2026

06 - 08 November 2026

13 - 15 November 2026

28 November - 06 December 2026

10 - 12 December 2026

10 - 12 April 2026

14 - 15 March 2026

06 - 08 March 2026

Oceania

14 - 17 May 2026

26 - 28 November 2026

13 - 14 February 2027

Africa

29 - 31 May 2026

South America

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

20 - 22 March 2026

MYUTMB

Masaki OKAMOTO

Nationality

Japan

Age

35-39 Men

UTMB Index

Index

20K

50K

100K

100M

427

-

429

367

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

03.29.2026

HASETSUNE 30K 2026

50K

30 KM
2000 M+

05:33:31

523 / 1105

483 / 986

10.12.2025

Japan Mountain Endurance Race 2025

100K

71.5 KM
4800 M+

17:59:16

622 / 1269

568 / 1118

03.30.2025

HASETSUNE 30K 2025

50K

30 KM
2000 M+

06:02:32

844 / 1179

770 / 1067

Statistics

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

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