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

Select the event you're interested in

Register to discover the race

North America

02 - 04 October 2025

09 - 11 October 2025

22 - 23 November 2025

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

27 - 28 June 2026

24 - 25 July 2026

14 - 16 August 2026

26 - 28 September 2025

18 - 21 September 2025

Asia

17 - 19 October 2025

17 - 19 October 2025

17 - 19 October 2025

08 - 09 November 2025

14 - 16 November 2025

29 November - 07 December 2025

06 - 08 March 2026

15 - 17 May 2026

26 - 28 September 2025

19 - 22 June 2025

01 - 04 May 2025

11 - 20 April 2025

01 - 02 March 2025

Europe

31 October - 01 November 2025

31 October - 02 November 2025

07 - 09 November 2025

22 - 25 January 2026

19 - 22 March 2026

19 - 21 March 2026

09 - 12 April 2026

24 - 26 April 2026

14 - 17 May 2026

15 - 17 May 2026

23rd May 2026

11 - 14 June 2026

12 - 14 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

26 - 28 September 2025

25 - 28 September 2025

19 - 21 September 2025

18 - 21 September 2025

South America

18 - 22 November 2025

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

18 - 21 September 2025

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

OSJ Koumi 2021 - 100 Miles

City / Country

Japan

Date

9th October 2021

Race Category

100M

Distance

168.5 KM

Elevation Gain

8910 M+

race ranking

265 Results

rank
time
name
nationality
age category
Score
101
31:40:34
Taiyo ASANO
Japan
Men
55-59
102
31:41:41
Yuko SATO
Japan
Women
50-54
103
31:43:11
Koji SADAMOTO
Japan
Men
20-34
104
31:43:12
Shinya MATSUMOTO
Japan
Men
20-34
105
31:50:13
Nobuyuki TAKAHASHI
Japan
Men
35-39
106
31:54:24
Takeo USUI
Japan
Men
50-54
107
31:59:18
Hironori YUI
Japan
Men
35-39
108
32:15:23
Ippo MAYUZUMI
Japan
Men
20-34
109
32:15:53
Hiroko SUZUKI
Japan
Women
45-49
110
32:18:55
Masahiro MIURA
Japan
Men
40-44
111
32:20:34
Tetsuya NAKAMURA
Japan
Men
40-44
112
32:21:39
Koutarou OHTOMO
Japan
Men
40-44
113
32:24:02
Yoshihiro KOGA
Japan
Men
45-49
114
32:25:02
Mokuen NAKAJIMA
Japan
Men
40-44
115
32:25:22
Takashi TERABAYASHI
Japan
Men
50-54
116
32:27:10
Anonymous
Japan
Women
45-49
117
32:28:19
Kengo NODA
Japan
Men
35-39
118
32:32:49
Uichiro KATAYAMA
Japan
Men
45-49
119
32:35:41
Ryo INOUE
Japan
Men
50-54
120
32:37:56
Masahiko SATO
Japan
Men
45-49
121
32:40:17
Takayuki TANADA
Japan
Men
45-49
122
32:41:53
Yasuhiro MIMORI
Japan
Men
50-54
123
32:41:53
Ryota ASHIZAWA
Japan
Men
45-49
124
32:42:41
Masanori ANDO
Japan
Men
45-49
125
32:44:04
Takeru UNDOU
Japan
Men
35-39
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