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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

Ryoji IWAI

Nationality

Japan

Age

55-59 Men

UTMB Index

Index

20K

50K

100K

100M

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Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

02.10.2019

Kudamatsu Kasadojima Island Trail 2019 - Long Course

20K

31.8 KM
1690 M+

06:31:53

388 / 462

330 / 377

10.14.2018

Akiyoshidai Karst Trail Run 2018 - Long

50K

39.6 KM
1580 M+

06:53:49

382 / 460

333 / 394

10.15.2017

Akiyoshidai Karst Trail Run 2017 - Long

20K

31.2 KM
1130 M+

05:14:18

352 / 438

314 / 381

02.14.2016

Kudamatsu Kasadojima Island Trail 2016

50K

29.6 KM
2220 M+

05:34:55

269 / 413

239 / 351

Statistics

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

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