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Race
Date:  19.07.2026 Map
Event:  18th OSJ Ontake 100km Ultra Trail
Start in (Country): Otaki, Nagano Pref. (JPN)
Length/Duration: 99.5km
Ranking eligible: No More ultra races in Otaki, Nagano Pref.
IAU-Label: No label
Status:
Participants limit:
Course
Race type: trail race
Elevation gain/loss: +3395 m
Course description:
Time Limit: 20h
Promoter
Organisation:
Contact Person:
Address:
Phone:
Email: info[at]powersports.co.jp
Further Informations
Entry fee:
Web page: https://www.outdoorsportsjapan.com/trail/ontake100/race-ontake100/
Miscellaneous:
EventID: 132908
Results Splits list of winners (M/F)
20.07.2025 99.5 km
  (748 M, 131 F)
Yutaro Yokouchi 08:12:25 h Shiori Kato 09:52:50 h
14.07.2024 109.2 km
  (758 M, 157 F)
Yuta Onodera 09:23:20 h Natsuki Sakai 12:17:48 h
16.07.2023 109.2 km
  (621 M, 134 F)
Fumio Shimura 09:47:48 h Izumi Tomizawa 12:17:11 h
16.07.2022 106.5 km
  (689 M, 96 F)
Hajime Mamba 08:58:38 h Ayako Yasuda 11:40:38 h
13.07.2019 100km
  (745 M, 97 F)
Yutaro Yokouchi 08:41:18 h Kaori Asahara 11:23:08 h
15.07.2017 100km
  (726 M, 140 F)
Masanori Makino 08:17:46 h Makiko Nakamura 10:32:52 h
16.07.2016 100km
  (741 M, 114 F)
Takeshi Noda 09:29:49 h Yukie Kimpara 11:06:44 h
18.07.2015 100km
  (632 M, 75 F)
Yoshikazu Hara 08:25:49 h Hitomi Ogawa 11:22:34 h
19.07.2014 100km
  (688 M, 75 F)
Hironori Tasaka 08:59:29 h Kyoko Otsuka 11:53:29 h
13.07.2013 100km
  (661 M, 64 F)
Tetsuo Watanabe 08:24:20 h Mikie Sakane 10:04:19 h
15.07.2012 100km
  (668 M, 70 F)
Yoshikazu Hara 07:51:49 h Hitomi Ogawa 11:20:46 h
17.07.2011 100km
  (389 M, 37 F)
Tetsuaki Nomoto 09:22:33 h Atsuko Ebisawa 12:33:12 h
18.07.2010 100km
  (440 M, 36 F)
Kiyokatsu Hasegawa 08:45:54 h Mikie Sakane 10:20:38 h
19.07.2009 100km
  (359 M, 30 F)
Tetsuaki Nomoto 08:48:56 h Mikie Sakane 10:54:28 h
20.07.2008 100km
  (241 M, 16 F)
Tsuyoshi Kaburaki 08:26:44 h Hitomi Ogawa 10:53:46 h
10378 Finishers over the years (9106 men, 1272 women)
Finisher history
All-time results of this event. Multiple Finishers.