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Europe

22 - 25 January 2026

19 - 22 March 2026

19 - 21 March 2026

09 - 12 April 2026

24 - 26 April 2026

01 - 03 May 2026

14 - 17 May 2026

15 - 17 May 2026

23rd May 2026

11 - 14 June 2026

12 - 14 June 2026

18 - 20 June 2026

24 - 28 June 2026

01 - 05 July 2026

09 - 11 July 2026

10 - 12 July 2026

15 - 19 July 2026

17 - 19 July 2026

24 - 26 July 2026

01 - 02 August 2026

06 - 08 August 2026

24 - 30 August 2026

10 - 13 September 2026

11 - 13 September 2026

18 - 20 September 2026

24 - 27 September 2026

30 - 31 October 2026

30 October - 01 November 2026

07 - 09 November 2025

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

17 - 20 September 2026

08 - 11 October 2026

13 - 15 November 2026

02 - 04 October 2025

26 - 28 September 2025

Asia

06 - 08 March 2026

14 - 15 March 2026

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 2026

11 - 13 September 2026

11 - 13 September 2026

10 - 12 December 2026

29 November - 07 December 2025

14 - 16 November 2025

08 - 09 November 2025

17 - 19 October 2025

17 - 19 October 2025

11 - 20 April 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

Ai YAMAMOTO

Nationality

Japan

Age

35-39 Women
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UTMB Index

Index
20K
50K
100K
100M

376

-

366

297

-

Races

date
Race
country
Cat.
Distance /
m+
Time
Rank
Gender
Score
06.21.2025
Kaga Spa by UTMB 2025 - 2025 Kaga Spa Trail Endurance 50
50K
58.2 KM
2703 M+
12:51:34
560 / 653
152 / 187
11.15.2024
OTW2024 2024 - Oxfam Trailwalker 2024
100K
100 KM
4750 M+
31:08:37
807 / 2022
185 / 508
05.12.2024
FunTrails Round Minano 2024 - 50k
50K
53 KM
2870 M+
11:18:55
465 / 494
60 / 66
12.10.2023
IZU Trail Journey 2023 - Around Alone 28k
20K
28.9 KM
1139 M+
04:45:10
141 / 232
43 / 85
06.18.2023
FAIRY TRAIL- Takashima Kutsuki Trail Run Race 2023 - Short 20K
20K
17.2 KM
1070 M+
03:32:12
132 / 307
29 / 98

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

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