Skip to Content
UTMB Logo Icon
UTMB® World
UTMB World Series Events

Select the event you're interested in

Register to discover the race

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

07 - 09 November 2025

31 October - 02 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

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

Kazuki IBAYASHI

Nationality

Japan

Age

20-34 Men
Connect to claim this page
0

UTMB Index

Index
20K
50K
100K
100M

679

-

682

-

589

Races

date
Race
country
Cat.
Distance /
m+
Time
Rank
Gender
Score
11.30.2025
Rokko 24 peaks hunt 2025 - 47k
50K
48.1 KM
2794 M+
07:50:21
13 / 149
12 / 138
11.08.2025
Diamond Trailrun 2025 - 33km
50K
33 KM
2191 M+
03:50:01
3 / 183
3 / 162
09.06.2025
KYOTO Grand Traverse 2025 - 60k
50K
55.2 KM
2890 M+
08:01:59
5 / 198
5 / 181
06.06.2025
Tamba 100 Adventure Trail 2025 - 100 mile
100M
174 KM
16300 M+
-
DNF
DNF
04.26.2025
MtFUJI100 2025 - ASUMI 40K
50K
40.2 KM
1445 M+
03:53:20
17 / 190
14 / 141
08.10.2024
Osaka Natsunojin Kurondo Rondo 2024 - 50K
50K
52.8 KM
2593 M+
07:57:13
3 / 76
3 / 53
06.08.2024
FAIRY TRAIL- Takashima Kutsuki Trail Run Race 2024 - Long 40K
50K
36.5 KM
2340 M+
05:01:36
9 / 325
8 / 272
01.27.2024
Nara Ishibutai 100 2024 - Nara Ishibutai 100 100km
100M
100 KM
7200 M+
19:22:17
4 / 49
4 / 41

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

Cookies preferences

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

Follow the races live