Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

North America

26 - 27 April 2024

29th June 2024

19 - 20 July 2024

20 - 22 September 2024

28 - 29 September 2024

11 - 12 October 2024

07 - 09 November 2024

12 - 14 April 2024

Asia

03 - 05 May 2024

12 - 13 October 2024

17 - 20 October 2024

08 - 10 November 2024

05 - 08 December 2024

19 - 21 April 2024

South America

09 - 12 May 2024

02 - 04 August 2024

19 - 22 September 2024

Oceania

16 - 19 May 2024

28 - 30 November 2024

15 - 16 February 2025

Africa

24 - 26 May 2024

22 - 23 June 2024

MY UTMB

Kai HIROKI

Nationality

Japan

Age

20-34 Men

Connect to claim this page

Club

JOHHOKU CABALLO

Team

JOHHOKU CABALLO

Sponsor(s)

zygospek(AirFly),innerfact

Website

https://www.youtube.com/channel/UC46Eifq5CcbWJT4YFAdVtdA

About the runner

My neme is [Hiroki Kai] Call me [CRAZY KARO].I want to win 100km ultra marathon world championship.

UTMB Index

Index

20K

50K

100K

100M

825

643

817

817

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

03.10.2024

AirFly Trail Race 2024 2024 - AirFly Trail Race 18KM

20K

18 KM
833 M+

01:50:04

1 / 452

1 / 327

12.02.2023

Lantau 50 2023 - 50Km Individual

50K

55.4 KM
2980 M+

05:43:35

1 / 88

1 / 72

10.07.2023

Trans Jeju by Utmb 2023 - Jeju50K

50K

52.8 KM
2015 M+

04:54:24

5 / 1142

5 / 783

08.31.2023

Dacia UTMB® Mont Blanc 2023 - OCC

50K

55 KM
3425 M+

05:28:34

38 / 1643

35 / 1207

06.25.2023

Marathon du Mont-Blanc 2023 - 42 Km du Mont-Blanc

50K

43.6 KM
2550 M+

04:47:01

70 / 2279

58 / 1832

06.17.2023

mozart 100 by UTMB 2023 - mozart Marathon

50K

39.2 KM
1964 M+

-

DNF

DNF

06.09.2023

World Mountain and Trail Running Championships Innsbruck-Stubai 2023 - Trail Long

100K

87.1 KM
6030 M+

11:13:59

36 / 191

36 / 122

03.11.2023

Kumagawa Revival Trail 2023 - Kawabegawa Course

100K

102 KM
5570 M+

12:50:38

2 / 54

2 / 47

12.10.2022

Doi Inthanon by UTMB 2022 - PAGODA50

50K

54.1 KM
3140 M+

05:40:25

4 / 1063

4 / 741

09.10.2022

But SkyUltra 2022 - BUT SkyUltra 61km

50K

56.8 KM
3150 M+

06:30:05

11 / 112

11 / 72

Statistics

Filter by UTMB INDEX

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

Join us

Sponsorship

Race Organisers

Jobs

Stay in Touch

FAQ and Help

Contact Us

Follow us

Terms & conditions

Privacy Policy

©2024 UTMB® all rights reserved. Ultra-Trail® and UTMB® are registered trademarks..

Follow the races live