Manabu (森島学) Morishima
Born : 1971 Cat. M55 Ultrarunner since 2010 JPN
35
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
3
Countries visited ?FRAFranceJPNJapanKORSouth Korea
46,8%
Rank quotient ?This runner's calculation uses 35 eligible race(s): Σ(rank − 1) = 9 954; Σ finishers = 21 272. 9 954 / 21 272 × 100 = 46.79%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed35
Km — ultra races3 195 km
> 100 km13
> 160 km5
Longest race171,0 km

Km per year (ultra races)

239
2 races
2022
159
2 races
2023
338
3 races
2024
250
2 races
2025
50
1 race
2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M1
Longest winning streak0
Current streak0

HISTORY

35 race(s)
DateRacePerf.Rk
2026
07.06 50km JPN3rd Oonagura100 - 50 km 7:37:00 h2 🥈
2025
17.10 150km KOR12th TransJeju by UTMB - Jeju100M 32:59:34 h180
20.07 99.5km JPN17th OSJ Ontake 100km Ultra Trail 13:48:46 h299
2024
14.07 109.2km JPN16th OSJ Ontake 100km Ultra Trail 15:43:21 h397
26.05 62km JPN16th OSJ Okukuji Trail 60k 12:58:23 h189
26.04 167km JPN9th Ultra-Trail Mt. Fuji 38:43:48 h648
2023
16.07 109.2km JPN15th OSJ Ontake 100km Ultra Trail 15:34:30 h192
29.04 50km JPN16th Ishioka Trail Run 6:51:56 h72
2022
09.10 71.5km JPN30th Hasetsune Cup - Japan Mountain Endurance Race 17:12:50 h590
22.04 167km JPN7th Ultra-Trail Mt. Fuji 39:46:57 h1061
2021
20.11 106km JPN7th FunTrails100K Round 23:10:28 h172
23.07 65km JPN12th Nozawa Onsen 4100D Mountain Trail 12:05:29 h271
2020
18.10 54km JPN7th Shigakogen Extreme Trail 9:48:15 h153
2019
30.08 171km FRA17ème Ultra Trail Tour du Mont Blanc 43:47:18 h1117
13.07 100km JPN12th OSJ Ontake 100km Ultra Trail 15:47:10 h406
2018
02.06 50km JPN10th OSJ Okukuji Trail 50k 13:27:00 h241
29.04 46km JPN11th Ishioka Trail Run 6:19:14 h28
2017
23.09 129km JPN4th SkyView Ultra-Trail 120 - Yamada Noboru Memorial Cup 30:17:22 h279
29.07 102km JPN1st OSJ Itamuro 100 23:14:25 h80
20.05 106km JPN2nd Trainic World 100 km in Sai-No-Kuni 26:13:47 h81
2016
19.11 105km JPN2nd FunTrails100K Round 23:52:32 h132
26.06 72.7km JPN3. Spatrail - Shima to Kusatsu 11:05:57 h216
28.05 50km JPN8th OSJ Okukuji Trail 50k 13:12:52 h259
2015
25.09 170.3km JPN4th Ultra-Trail Mt. Fuji 37:27:51 h214
18.07 100km JPN8th OSJ Ontake 100km Ultra Trail 13:42:38 h182
30.05 50km JPN7th OSJ Okukuji Trail 50k 13:20:40 h261
2014
31.08 48km JPN1st Tsukuba Renjyo 48 km Road & Trail Run 6:19:05 h54
19.07 100km JPN7th OSJ Ontake 100km Ultra Trail 14:39:07 h286
25.04 100mi JPN3rd Ultra-Trail Mt. Fuji 43:47:52 h638
2013
31.08 70km JPN3rd Utsukushigahara 70 km Trail Run 13:49:20 h200
02.06 50km JPN5th OSJ Okukuji Trail 50k 12:03:41 h141
2012
03.06 50km JPN4th OSJ Okukuji Trail 50k 11:13:42 h141
19.05 82km JPN1st Shizuoka to Yamanashi 16:23:51 h174
2011
09.10 71.5km JPN19th Hasetsune Cup - Japan Mountain Endurance Race 14:16:18 h488
2010
11.04 50km JPN2nd OSJ Okukuji Trail 50k 12:01:57 h145