Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

Oceania

28 - 30 November 2024

15 - 16 February 2025

15 - 18 May 2025

Asia

05 - 08 December 2024

01 - 02 March 2025

11 - 20 April 2025

01 - 04 May 2025

16 - 18 May 2025

19 - 22 June 2025

15 - 17 November 2024

08 - 10 November 2024

17 - 20 October 2024

11 - 13 October 2024

South America

18 - 22 March 2025

02 - 04 May 2025

19 - 21 June 2025

01 - 03 August 2025

18 - 21 September 2025

North America

11 - 13 April 2025

25 - 26 April 2025

28 - 29 June 2025

25 - 26 July 2025

19 - 21 September 2025

27 - 28 September 2025

02 - 04 October 2025

10 - 11 October 2025

07 - 09 November 2024

Africa

22 - 25 May 2025

MY UTMB

Masanori KOZAWA

Nationality

Japan

Age

45-49 Men

UTMB Index

Index

20K

50K

100K

100M

610

-

607

519

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

04.26.2024

MtFUJI100 2024 - FUJI

100M

166.6 KM
7039 M+

-

DNF

DNF

12.31.2023

Shinetsu Five Mountains Trail 2023 - 110km - Togakushi

100K

90 KM
3595 M+

16:10:13

88 / 345

71 / 272

11.04.2023

NINJA TRAIL RUN 2023 - Long course

50K

50.8 KM
2370 M+

06:05:21

7 / 200

7 / 177

07.08.2023

志賀高原100 2023 - Shiga Kogen - 志賀高原100（100km）

100K

107 KM
4800 M+

19:46:21

108 / 335

93 / 277

09.17.2022

Shinetsu Five Mountains Trail 2022 - 110km

100K

109 KM
5330 M+

20:27:52

149 / 367

131 / 303

07.17.2022

OSJ Ontake 100 2022 - 100 Km

100K

106.5 KM
2430 M+

13:47:35

166 / 785

157 / 689

03.27.2022

Osj Shinshiro Trail 2022 - OSJ SHINSHIRO TRAIL 32K

50K

31.5 KM
2540 M+

04:55:56

33 / 612

31 / 532

10.18.2020

KTF Trail Running Race 2020 - Shigakogen Extreme Trail

50K

56.4 KM
2800 M+

09:38:56

136 / 435

122 / 377

11.03.2019

Koshu Alps Haute Route Challenge 2019 - Lily Route Challenge

50K

53 KM
3240 M+

10:36:22

80 / 137

67 / 117

10.06.2019

Gokayama Doshutrail 2019 - Expert

50K

45.7 KM
3020 M+

07:06:01

9 / 31

9 / 27

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

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