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UTMB World Series Events

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Asia

08 - 09 November 2025

14 - 16 November 2025

29 November - 07 December 2025

06 - 08 March 2026

30 April - 03 May 2026

15 - 17 May 2026

18 - 21 June 2026

11 - 13 September 2026

10 - 12 December 2026

17 - 19 October 2025

17 - 19 October 2025

17 - 19 October 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

North America

21 - 23 November 2025

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

17 - 20 September 2026

08 - 11 October 2026

02 - 04 October 2025

26 - 28 September 2025

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

Koji ARAI

Nationality

Japan

Age

55-59 Men

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UTMB Index

Index

20K

50K

100K

100M

489

-

467

457

487

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

05.30.2025

TokyoGrandTrail 2025 - TokyoGrandTrail 160km

100M

159 KM
11000 M+

46:39:38

59 / 81

51 / 69

05.11.2025

FunTrails Round Minano 2025 - 50k

50K

53 KM
2870 M+

08:27:32

172 / 483

154 / 420

04.12.2025

Tokai Peninsula Giant Trail 100 2025 - Tokai Peninsula Giant Trail 100 2025

100M

160 KM
6100 M+

34:41:53

42 / 48

35 / 40

12.29.2024

Kyoto Great Round 2024 - Kyoto Great Round 130

100M

130 KM
6500 M+

30:26:34

119 / 129

104 / 112

11.16.2024

FTR Chichibu＆ Okumusashi 2024 - FTR100

100K

108.4 KM
5980 M+

24:41:51

117 / 415

102 / 342

10.11.2024

LAKE BIWA 100 2024 - LAKE BIWA100

100M

169 KM
10500 M+

-

DNF

DNF

09.22.2024

Sky View Trail 2024 - Sky View Trail 130

100M

137 KM
9000 M+

-

DNF

DNF

05.24.2024

TokyoGrandTrail 2024 - TokyoGrandTrail 2024 100mile

100M

159 KM
11000 M+

43:47:34

40 / 93

32 / 69

05.12.2024

FunTrails Round Minano 2024 - 50k

50K

53 KM
2870 M+

07:50:16

111 / 494

105 / 428

12.28.2023

Kyoto Great Round 2023 - Kyoto Great Round 130

100M

130 KM
6500 M+

29:30:00

60 / 105

53 / 90

Statistics

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

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