Masaki (竹下昌喜) Takeshita
Born : 1941 Cat. M85 Ultrarunner since 2002 JPN
31
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
47
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
46,8%
Rank quotient ?This runner's calculation uses 31 eligible race(s): Σ(rank − 1) = 4 774; Σ finishers = 10 191. 4 774 / 10 191 × 100 = 46.85%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed31
Km — ultra races2 482 km
> 100 km1
> 160 km1
> 200 km1
Longest race522,0 km

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road100,0%

HISTORY

31 race(s)
DateRacePerf.Rk
2012
02.09 52km JPN62. Tsurunuma 52 km 6:13:28 h71
01.04 52km JPN61. Tsurunuma 52 km 6:25:24 h35
2011
25.09 100km JPN21. Akita Nairiku 100km Marathon 12:55:30 h620
10.07 8h JPN17th 8-Hour Endurance Race Tokorozawa 48.690 km173
2010
04.04 52km JPN57. Tsurunuma 52 km 5:22:22 h39
2009
27.09 100km JPN19. Akita Nairiku 100km Marathon 11:39:01 h274
30.08 52km JPN56. Tsurunuma 52 km 5:50:40 h90
02.08 75km JPN16. Ultramarathon Okumusashi 10:23:47 h754
05.04 52km JPN55. Tsurunuma 52 km 6:10:11 h49
2008
28.09 100km JPN18. Akita Nairiku 100km Marathon 11:51:37 h342
31.08 52km JPN54. Tsurunuma 52 km 6:01:21 h58
03.08 75km JPN15. Ultramarathon Okumusashi 9:42:14 h446
30.04 522km JPN4th River Road Foot Race 522 km 5d 06:13:52 h15
06.04 52km JPN53. Tsurunuma 52 km 5:17:52 h21
2007
22.09 100km JPN17. Akita Nairiku 100km Marathon 11:30:56 h289
26.08 52km JPN52. Tsurunuma 52 km 6:37:34 h78
05.08 75km JPN14. Ultramarathon Okumusashi 9:29:33 h357
01.04 52km JPN51. Tsurunuma 52 km 5:28:00 h19
2006
27.08 100km JPN50. Tsurunuma 100 km 11:27:51 h28
13.08 75km JPN13. Ultramarathon Okumusashi 8:59:05 h234
25.06 100km JPN21. Lake Saroma 100 km Ultramarathon 10:19:11 h305
02.04 52km JPN49. Tsurunuma 52 km 5:13:12 h17
2005
28.08 52km JPN48. Tsurunuma 52 km 5:27:42 h48
07.08 75km JPN12. Ultramarathon Okumusashi 9:28:50 h292
03.04 52km JPN47. Tsurunuma 52 km 5:37:53 h19
2004
29.08 52km JPN46. Tsurunuma 52 km 4:57:59 h35
04.04 52km JPN45. Tsurunuma 52 km 5:07:48 h28
2003
24.08 52km JPN44. Tsurunuma 52 km 5:52:10 h17
06.04 52km JPN43. Tsurunuma 52 km 5:11:12 h21
2002
25.08 52km JPN42. Tsurunuma 52 km 5:04:28 h15
07.04 52km JPN41. Tsurunuma 52 km 4:51:33 h16