Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

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

21 - 23 August 2026

10 - 12 September 2026

17 - 20 September 2026

01 - 03 October 2026

08 - 11 October 2026

13 - 15 November 2026

Asia

06 - 08 March 2026

14 - 15 March 2026

10 - 12 April 2026

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

10 - 12 December 2026

29 November - 07 December 2025

14 - 16 November 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 OBAYASHI

Nationality

Japan

Age

50-54 Men

UTMB Index

Index

20K

50K

100K

100M

-

-

-

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

07.16.2016

OSJ Ontake Ultra-Trail®️ 2016 - 100 Km

100K

99.8 KM
4850 M+

13:27:37

210 / 855

198 / 741

07.19.2015

OSJ Ontake Ultra-Trail®️ 2015 - 100 Km

100K

100.8 KM
4320 M+

13:47:42

196 / 707

183 / 633

07.13.2013

OSJ Ontake Ultra-Trail®️ 2013 - 100 Km

100K

100 KM
3680 M+

13:55:09

177 / 725

168 / 663

05.19.2013

YATSUGATAKE NOBEYAMA HIGHLAND 2013 - YATSUGATAKE NOBEYAMA HIGHLAND 100

100K

100 KM
2300 M+

11:29:57

199 / 1293

184 / 1164

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

Cookies preferences

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