Skip to Content

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

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 Okukuji Trail 2023 - 50 Km

City / Country

Hitachiota city

Date

28th May 2023

Race Category

100K

Distance

62.4 KM

Elevation Gain

5470 M+

race ranking

177 Results

rank

time

name

nationality

age category

Score

101

13:32:50

Hideki MIZUKOSHI

Japan

Men

45-49

102

13:33:33

Japan

Women

40-44

103

13:37:28

Japan

Men

45-49

104

13:38:27

Japan

Men

35-39

105

13:39:40

Tatsuya NAKAJIMA

Japan

Men

55-59

106

13:40:39

Shojiro ISHIBASHI

Japan

Men

60-64

107

13:42:10

Chiharu INAYOSH

Japan

Men

40-44

108

13:42:35

Ryusuke TAKAHASHI

Japan

Men

40-44

109

13:43:33

Kumi WAKABAYASHI

Japan

Women

50-54

110

13:43:38

Kazuhiko WATANABE

Japan

Men

50-54

111

13:43:45

Japan

Men

45-49

112

13:43:48

Japan

Men

45-49

113

13:43:51

Yoshinori MATSUSHITA

Japan

Men

50-54

114

13:44:35

Japan

Men

50-54

115

13:45:00

Japan

Women

20-34

116

13:45:30

Mitsuru TAKAHASHI

Japan

Men

40-44

117

13:46:58

Takayuki TANADA

Japan

Men

50-54

118

13:47:24

Japan

Women

45-49

119

13:47:25

Hiroyoshi ISHITUKA

Japan

Men

45-49

120

13:47:38

Yutaka SUKEGAWA

Japan

Men

40-44

121

13:48:02

Japan

Men

50-54

122

13:49:32

Japan

Men

45-49

123

13:50:09

Japan

Men

45-49

124

13:50:44

Japan

Women

20-34

125

13:51:10

Japan

Men

20-34

1
2
3
4
5
6
7
8

Discover your statistics and follow your quest

Create your account

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