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UTMB World Series Events

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South America

19 - 22 September 2024

18 - 22 March 2025

02 - 04 May 2025

02 - 04 August 2024

North America

20 - 22 September 2024

28 - 29 September 2024

11 - 12 October 2024

07 - 09 November 2024

11 - 13 April 2025

25 - 26 April 2025

25 - 26 July 2025

02 - 04 October 2025

29th June 2024

Asia

12 - 13 October 2024

17 - 20 October 2024

08 - 10 November 2024

15 - 17 November 2024

05 - 08 December 2024

11 - 20 April 2025

01 - 04 May 2025

19 - 22 June 2025

Oceania

28 - 30 November 2024

15 - 16 February 2025

15 - 18 May 2025

Africa

22 - 25 May 2025

22 - 23 June 2024

MY UTMB

Masato ARAI

Nationality

Japan

Age

45-49 Men

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UTMB Index

Index

20K

50K

100K

100M

510

507

-

435

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

07.14.2024

OSJ Ontake 100 2024 - 100 Km

100K

109.2 KM
3780 M+

16:28:39

493 / 915

424 / 759

06.08.2024

Kuman100 2024 - 100mile

100M

163 KM
5408 M+

-

DNF

DNF

12.10.2023

IZU Trail Journey 2023 - ITJ70k

100K

69.1 KM
3242 M+

12:24:43

861 / 1364

747 / 1128

07.16.2023

OSJ Ontake 100 2023 - 100 Km

100K

109.2 KM
3780 M+

17:53:18

455 / 755

393 / 621

06.10.2023

Kuman100 2023 - 100mile

100M

164 KM
5450 M+

-

DNF

DNF

05.13.2023

Mt. Hiei International Trail Run 2023 - 23km

20K

22.7 KM
1430 M+

03:19:34

62 / 361

55 / 247

07.17.2022

OSJ Ontake 100 2022 - 100 Km

100K

106.5 KM
2430 M+

16:33:47

416 / 785

372 / 689

03.05.2022

Kumagawa Revival Trail 2022 - Kawabegawa Course

100K

107.9 KM
4760 M+

22:08:34

110 / 169

96 / 142

12.12.2021

IZU Trail Journey 2021 - Around Alone 28k

20K

28.9 KM
1139 M+

03:28:56

26 / 199

24 / 141

11.06.2021

OSJ KAMI100 2021 - 100K

100M

110.3 KM
6190 M+

23:32:18

213 / 252

189 / 222

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

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