Koichi (美甘晃一) Mikamo
ID 460789
Born : 1972 Cat. M50 Ultrarunner since 2012 JPN
31
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
1
Countries visited ?JPNJapan
28,1%
Rank quotient ?This runner's calculation uses 31 eligible race(s): Σ(rank − 1) = 4 624; Σ finishers = 16 436. 4 624 / 16 436 × 100 = 28.13%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed31
Km — ultra races3 039 km
> 100 km10
> 160 km5
> 200 km1
Longest race250,0 km
27. Yamaguchi 100 Hagi-O-Kan Maranic 250 km — 2/5/2015

Km per year (ultra races)

52
1 race
2022
163
1 race
2023
167
1 race
2024
100
1 race
2025
167
1 race
2026

Race types (share of distance)

Road40,1%
Trail59,9%

Records

50 km7h47'03100 km10h38'30100 mi27h56'39

HISTORY

31 race(s)
DateRacePerf.Rk
2026
24.04 167km JPN11th Ultra-Trail Mt. Fuji 37:11:24 h442
2025
25.05 100km JPN31th Ebisu-Daikoku 100 km Marathon 12:26:44 h210
2024
26.04 167km JPN9th Ultra-Trail Mt. Fuji 38:49:50 h659
2023
16.09 162.6km JPN15th Shinetsu Five Mountains Trail 100 mile 32:03:27 h168
2022
04.12 52km JPN8th Kumano Old Trails 8:48:41 h105
2019
01.12 50km JPN7th Kumano Old Trails 7:59:20 h47
03.11 48km JPN3rd Ninja Trail Run 7:25:33 h97
21.09 143km JPN6th SkyView Ultra-Trail 140 - Yamada Noboru Memorial Cup 29:01:05 h129
23.03 112km JPN20th Mt. Rocco Cannonball Run - 112 km Power 15:55:00 h21
2018
02.12 50km JPN6th Kumano Old Trails 7:51:53 h64
07.10 71.5km JPN26th Hasetsune Cup - Japan Mountain Endurance Race 16:11:21 h476
15.09 100mi JPN10th Shinetsu Five Mountains Trail 100 mile 27:56:39 h85
12.05 50km JPN4th Mt. Hiei Int. 50 km Trail Run 7:47:03 h42
2017
03.11 48km JPN1st Ninja Trail Run 7:23:24 h84
23.09 129km JPN4th SkyView Ultra-Trail 120 - Yamada Noboru Memorial Cup 25:24:28 h89
25.06 72.7km JPN4. Spatrail - Shima to Kusatsu 10:57:01 h245
13.05 50km JPN3rd Mt. Hiei Int. 50 km Trail Run 8:06:34 h107
23.04 70km JPN3rd Okumikawa Power Trail 11:18:52 h144
26.03 56km JPN16th Mt. Rocco Cannonball Run - 56 km Speed 7:00:33 h66
2016
16.10 100km JPN22nd River Shimanto 100km 10:50:24 h272
18.09 110km JPN8th Shinetsu Five Mountains Trail 110km 16:26:05 h153
29.05 100km JPN23rd Ebisu-Daikoku 100 km Marathon 11:28:09 h135
24.04 70km JPN2nd Okumikawa Power Trail 11:18:40 h215
2015
26.09 76.7km JPN4th Shizuoka to Yamanashi 12:26:05 h60
31.05 100km JPN22nd Ebisu-Daikoku 100 km Marathon 11:57:06 h178
02.05 250km JPN27. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 42:17:01 h52
2014
19.10 73km JPN5th OSJ Hyonosen Mountains Trail Race 10:45:36 h80
2013
26.05 100km JPN20th Ebisu-Daikoku 100 km Marathon 10:38:30 h61
03.05 140km JPN25. Yamaguchi 100 Hagi-O-Kan Maranic 140 km 19:02:32 h23
2012
21.10 60km JPN1st Noto Peninsula 60 km Ultra Marathon 5:48:14 h15
27.05 100km JPN19th Ebisu-Daikoku 100 km Marathon 12:18:58 h131