Yasuaki (鮫田康明) Sameda
ID 287447
Born : 1974 Cat. M50 Ultrarunner since 2011 JPN
30
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
11,9%
Rank quotient ?This runner's calculation uses 30 eligible race(s): Σ(rank − 1) = 2 546; Σ finishers = 21 362. 2 546 / 21 362 × 100 = 11.92%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed30
Km — ultra races3 359 km
> 100 km17
> 160 km4
> 200 km3
Longest race206,0 km
10th Little Edo Oedo 205k — 22/2/2020

Km per year (ultra races)

251
2 races
2022
410
3 races
2023
312
3 races
2024
261
2 races
2025
2026

Race types (share of distance)

Road71,9%
Trail28,1%

Wins & podiums (ultra)

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

Records

100 km9h46'58100 mi24h38'19

HISTORY

30 race(s)
DateRacePerf.Rk
2025
22.08 101km JPN12th World Cultural Heritage "Fuji" Foot Race 15:30:00 h127
12.04 160km JPN4th Yagurazawa Round Trip Pre-Tournament 25:57:33 h11
2024
06.10 51.4km JPN12th Trainic world Ogose-Tokigawa Trail Run 50km 8:17:45 h63
23.08 101km JPN11th World Cultural Heritage "Fuji" Foot Race 13:57:46 h63
06.04 160km JPN3rd Yagurazawa Round Trip Pre-Tournament 24:38:19 h20
2023
18.08 101km JPN10th World Cultural Heritage "Fuji" Foot Race 13:53:04 h50
20.05 109.2km JPN8th Trainic World 100 km in Sai-No-Kuni 25:25:12 h109
11.03 200km JPN13th Little Edo Oedo 200k 30:26:43 h49
2022
15.10 150km JPN1st Yagurazawa Round Trip Pre-Tournament 23:40:51 h11
20.08 101km JPN9th World Cultural Heritage "Fuji" Foot Race 12:23:20 h9
2020
22.08 101km JPN8th World Cultural Heritage "Fuji" Foot Race 13:46:59 h26
22.02 206km JPN10th Little Edo Oedo 205k 29:41:11 h51
2019
29.09 53km JPN7th Trainic world Soto-Chichibu Trail Run 50km 8:40:01 h72
17.08 101km JPN7th World Cultural Heritage "Fuji" Foot Race 12:26:19 h19
23.02 204km JPN9th Little Edo Oedo 200k 25:22:58 h11
2018
19.08 101km JPN6th World Cultural Heritage "Fuji" Foot Race 10:44:00 h3 🥉
20.05 100km JPN24th Yatsugatake Nobeyama 100 km 9:46:58 h47
2017
08.10 71.5km JPN25th Hasetsune Cup - Japan Mountain Endurance Race 10:55:42 h86
21.05 100km JPN23rd Yatsugatake Nobeyama 100 km 10:40:17 h93
04.03 113km JPN7th Oedo Night run 113k 12:57:51 h6
2016
09.10 71.5km JPN24th Hasetsune Cup - Japan Mountain Endurance Race 11:52:32 h179
22.05 100km JPN22nd Yatsugatake Nobeyama 100 km 11:11:26 h200
05.03 204km JPN6th Little Edo Oedo 200k 29:13:46 h37
2015
17.05 100km JPN21st Yatsugatake Nobeyama 100 km 10:31:36 h137
2014
12.10 71.5km JPN22nd Hasetsune Cup - Japan Mountain Endurance Race 10:20:07 h127
2013
13.10 71.5km JPN21st Hasetsune Cup - Japan Mountain Endurance Race 10:50:13 h158
21.04 100km JPN23rd Fuji 5 Lakes 100 km Challenge 12:11:52 h201
2012
07.10 71.5km JPN20th Hasetsune Cup - Japan Mountain Endurance Race 11:02:06 h161
22.04 112km JPN22nd Fuji 5 Lakes 112 km Challenge 13:39:22 h273
2011
09.10 71.5km JPN19th Hasetsune Cup - Japan Mountain Endurance Race 11:35:12 h177