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UTMB World Series Events

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North America

02 - 04 October 2025

09 - 11 October 2025

22 - 23 November 2025

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

27 - 28 June 2026

24 - 25 July 2026

14 - 16 August 2026

26 - 28 September 2025

18 - 21 September 2025

Asia

17 - 19 October 2025

17 - 19 October 2025

17 - 19 October 2025

08 - 09 November 2025

14 - 16 November 2025

29 November - 07 December 2025

06 - 08 March 2026

15 - 17 May 2026

26 - 28 September 2025

19 - 22 June 2025

01 - 04 May 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 November 2025

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

18 - 21 September 2025

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

Koichi SAKAI

Nationality

Japan

Age

50-54 Men

UTMB Index

Index

20K

50K

100K

100M

338

333

339

-

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

07.27.2025

Akagiyama Trail Running Race 2025

50K

31.8 KM
2462 M+

07:54:38

234 / 298

211 / 264

06.15.2025

Okumusashi Long Trail Race 105K & 35K 2025 - THE 3RD OKUMUSASHI LONG TRAIL RACE 35K

50K

35 KM
2338 M+

09:52:03

537 / 554

479 / 495

05.25.2025

OSJ OKUKUJI TRIAL 2025 - SHORT

20K

33.2 KM
1550 M+

08:37:44

256 / 325

225 / 278

05.11.2025

FunTrails Round Minano 2025 - 30k

20K

30 KM
1420 M+

05:30:57

372 / 543

302 / 427

12.08.2024

HITACHI ALPS OCEAN TRAIL 2024 - 23K

20K

23 KM
1045 M+

03:50:04

160 / 214

132 / 177

Statistics

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

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