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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

14 - 15 March 2026

10 - 12 April 2026

30 April - 03 May 2026

12 - 14 June 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

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

Naoki KOBAYASHI

Nationality

Japan

Age

50-54 Men

UTMB Index

Index

20K

50K

100K

100M

407

-

408

392

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

11.15.2025

FTR Chichibu＆ Okumusashi 2025 - FTR50

50K

55.1 KM
2850 M+

09:48:46

271 / 622

240 / 529

06.07.2025

Okushinano100 2025 - 100K

100K

100.8 KM
4680 M+

19:25:53

363 / 523

319 / 448

06.08.2024

Okushinano100 2024 - 50K

50K

52.4 KM
2390 M+

09:18:09

206 / 341

141 / 226

12.03.2023

Trainic-World In Ogose-Tokigawa 2023 - 50km

50K

50 KM
2600 M+

09:50:25

196 / 227

167 / 191

10.08.2023

Hasetsune Cup 2023 - HASETSUNE CUP

100K

67 KM
4190 M+

-

DNF

DNF

09.10.2023

Around Toki River 2023 - 2023 Around Toki River

50K

56 KM
3212 M+

-

DNF

DNF

06.17.2023

“ROCKIN’ BEAR” 妙高トレイルランニングレース 2023 - “ROCKIN’ BEAR” 妙高トレイルランニングレース（48km）

50K

48 KM
2000 M+

08:51:29

377 / 427

319 / 356

11.06.2022

Koshu Alps Haute Route Challenge 2022 - Lily Route Challenge

50K

53.9 KM
3010 M+

13:31:54

206 / 219

162 / 169

Statistics

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

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