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UTMB World Series Events

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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

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 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

16 - 18 May 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2025

Africa

29 - 31 May 2026

MYUTMB

Osamu IWAZAKI

Nationality

Japan

Age

40-44 Men

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0

UTMB Index

Index

20K

50K

100K

100M

482

-

-

466

484

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

11.14.2025

TransLantau by UTMB 2025 - TransLantau120

100M

116 KM
5600 M+

25:18:06

62 / 222

58 / 191

09.20.2025

Seoul 100K 2025 - Ultra100

100K

107.9 KM
4847 M+

20:20:28

92 / 331

81 / 289

06.21.2025

Kaga Spa by UTMB 2025 - 2025 Kaga Spa Trail Endurance100

100K

99.8 KM
6150 M+

22:56:40

170 / 455

144 / 388

10.12.2024

TransJeju by UTMB 2024 - Jeju100K

100K

107 KM
4252 M+

19:26:01

228 / 793

202 / 655

04.26.2024

MtFUJI100 2024 - FUJI

100M

166.6 KM
7039 M+

38:52:03

663 / 1443

603 / 1262

10.08.2023

Hasetsune Cup 2023 - HASETSUNE CUP

100K

67 KM
4190 M+

16:12:43

708 / 1551

646 / 1332

08.30.2019

100M

171.1 KM
10210 M+

43:06:43

1029 / 1556

953 / 1412

05.18.2019

Ultra-Trail® Australia 2019 - 100 Km

100K

100 KM
4400 M+

15:53:20

391 / 1101

321 / 815

11.17.2018

FunTrails 100K 2018 - FTR100 Round Chichibu & Okumusashi

100M

106.2 KM
7830 M+

23:26:12

98 / 494

92 / 437

10.07.2018

Hasetsune 2018 - Hasetsune Cup

100K

64.2 KM
4180 M+

17:44:45

690 / 1577

612 / 1338

Statistics

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

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