Yasutomo (木暮康友) Kogure

Born : 1965 Cat. M60 Ultrarunner since 2002

DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.

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

Countries visited ?

Japan

34,5%

Rank quotient ?This runner's calculation uses 55 eligible race(s): Σ(rank − 1) = 7 970; Σ finishers = 23 072. 7 970 / 23 072 × 100 = 34.54%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed55

Km — ultra races5 469 km

> 100 km4

> 160 km2

> 200 km2

Longest race520,0 km

5th River Road Foot Race 520 km — 30/4/2009

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road72,5%

Trail27,5%

Wins & podiums (ultra)

🏆 Win0

🏆 Win M0

🏅 Top 31

🏅 Top 3 M1

Longest winning streak0

Current streak0

Records

50 km5h03'48 100 km8h50'16

HISTORY

55 race(s)

Date		Race	Perf.	Rk
2017
03.09	100km	34. Tsuruoka 100km Marathon	10:53:31 h	14
21.05	71km	23rd Yatsugatake Nobeyama 71 km	9:44:43 h	77
2016
22.05	71km	22nd Yatsugatake Nobeyama 71 km	9:55:48 h	98
2015
17.10	100km	6th Inagawa 100km Ultra-Marathon	13:56:05 h	101
14.06	50km	11th Iwate Ginga 50km Marathon Challenge	5:03:48 h	56
17.05	71km	21st Yatsugatake Nobeyama 71 km	8:45:57 h	48
15.03	100km	1st Nagoura Marathon 100 km	10:26:51 h	7
2014
08.06	100km	10th Iwate Ginga 100km Marathon Challenge	10:55:30 h	219
18.05	100km	20th Yatsugatake Nobeyama 100 km	12:30:03 h	449
06.04	100km	65. Tsurunuma 100 km	9:55:27 h	17
2013
08.09	52km	64. Tsurunuma 52 km	5:08:14 h	40
09.06	100km	9th Iwate Ginga 100km Marathon Challenge	12:55:00 h	521
2012
23.09	100km	22. Akita Nairiku 100km Marathon	10:26:28 h	123
02.09	52km	62. Tsurunuma 52 km	4:56:58 h	22
10.06	100km	8th Iwate Ginga 100km Marathon Challenge	10:35:44 h	132
20.05	100km	18th Yatsugatake Nobeyama 100 km	11:41:04 h	218
01.04	100km	61. Tsurunuma 100 km	9:41:21 h	14
2011
12.06	100km	7th Iwate Ginga 100km Marathon Challenge	11:42:18 h	198
2010
29.08	52km	58. Tsurunuma 52 km	6:16:41 h	45
13.06	100km	6th Iwate Ginga 100km Marathon Challenge	10:52:00 h	85
16.05	100km	16th Yatsugatake Nobeyama 100 km	13:02:42 h	570
03.05	255km	6th River Road Foot Race 255 km	2d 05:15:22 h	5
04.04	100km	57. Tsurunuma 100 km	9:38:42 h	12
2009
30.08	52km	56. Tsurunuma 52 km	4:54:52 h	29
02.08	75km	16. Ultramarathon Okumusashi	8:44:42 h	349
14.06	100km	5th Iwate Ginga 100km Marathon Challenge	10:22:51 h	69
17.05	100km	15th Yatsugatake Nobeyama 100 km	13:21:58 h	474
30.04	520km	5th River Road Foot Race 520 km	5d 09:35:13 h	25
11.04	70km	4th Toda Saiko 70 km	7:07:35 h	40
05.04	100km	55. Tsurunuma 100 km	11:05:29 h	21
2008
11.10	100km	7th Echigo Kubikino 100km Ultramarathon	10:34:44 h	134
14.09	143km	11th Karisakatoge beyond Chichibu Run	23:28:41 h	70
31.08	52km	54. Tsurunuma 52 km	5:35:32 h	42
03.08	75km	15. Ultramarathon Okumusashi	8:32:36 h	234
18.05	100km	14th Yatsugatake Nobeyama 100 km	13:08:18 h	423
12.04	70km	3rd Toda Saiko 70 km	6:45:53 h	33
06.04	100km	53. Tsurunuma 100 km	8:50:16 h	4
2007
16.09	141km	10th Karisakatoge beyond Chichibu Run	21:32:42 h	32
26.08	52km	52. Tsurunuma 52 km	5:54:25 h	55
16.06	100km	11th Kamoshika Mountain Village Tour	15:45:50 h	11
27.05	50km	OSJ Hakone 50K	10:59:36 h	268
20.05	100km	13th Yatsugatake Nobeyama 100 km	12:05:23 h	230
01.04	100km	51. Tsurunuma 100 km	9:45:38 h	6
2006
27.08	100km	50. Tsurunuma 100 km	10:50:35 h	22
21.05	100km	12th Yatsugatake Nobeyama 100 km	12:44:43 h	267
02.04	100km	49. Tsurunuma 100 km	8:51:56 h	2 🥈
2005
09.10	71.5km	13th Hasetsune Cup - Japan Mountain Endurance Race	16:04:25 h	321
28.08	52km	48. Tsurunuma 52 km	4:51:27 h	20
22.05	100km	11th Yatsugatake Nobeyama 100 km	13:10:42 h	296
03.04	100km	47. Tsurunuma 100 km	8:59:29 h	4
2004
17.10	100km	10th River Shimanto 100km	9:41:22 h	97
10.10	71.5km	12th Hasetsune Cup - Japan Mountain Endurance Race	17:24:08 h	340
16.05	100km	10th Yatsugatake Nobeyama 100 km	13:48:37 h	500
2003
11.05	100km	9th Yatsugatake Nobeyama 100 km	13:03:27 h	322
2002
12.05	100km	8th Yatsugatake Nobeyama 100 km	12:23:46 h	214

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	30/4/2009	5th River Road Foot Race 520 km	520,00	×8
✓ 2	3/5/2010	6th River Road Foot Race 255 km	255,00	×4
✓ 3	14/9/2008	11th Karisakatoge beyond Chichibu Run	143,00	×2
✓ 4	16/9/2007	10th Karisakatoge beyond Chichibu Run	141,00	×2
✓ 5	3/9/2017	34. Tsuruoka 100km Marathon	100,00	×1
✓ 6	17/10/2015	6th Inagawa 100km Ultra-Marathon	100,00	×1
✓ 7	15/3/2015	1st Nagoura Marathon 100 km	100,00	×1
✓ 8	8/6/2014	10th Iwate Ginga 100km Marathon Challenge	100,00	×1
✓ 9	18/5/2014	20th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 10	6/4/2014	65. Tsurunuma 100 km	100,00	×1
✓ 11	9/6/2013	9th Iwate Ginga 100km Marathon Challenge	100,00	×1
✓ 12	23/9/2012	22. Akita Nairiku 100km Marathon	100,00	×1
✓ 13	10/6/2012	8th Iwate Ginga 100km Marathon Challenge	100,00	×1
✓ 14	20/5/2012	18th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 15	1/4/2012	61. Tsurunuma 100 km	100,00	×1
✓ 16	12/6/2011	7th Iwate Ginga 100km Marathon Challenge	100,00	×1
✓ 17	13/6/2010	6th Iwate Ginga 100km Marathon Challenge	100,00	×1
✓ 18	16/5/2010	16th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 19	4/4/2010	57. Tsurunuma 100 km	100,00	×1
✓ 20	14/6/2009	5th Iwate Ginga 100km Marathon Challenge	100,00	×1
✓ 21	17/5/2009	15th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 22	5/4/2009	55. Tsurunuma 100 km	100,00	×1
✓ 23	11/10/2008	7th Echigo Kubikino 100km Ultramarathon	100,00	×1
✓ 24	18/5/2008	14th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 25	6/4/2008	53. Tsurunuma 100 km	100,00	×1
✓ 26	16/6/2007	11th Kamoshika Mountain Village Tour	100,00	×1
✓ 27	20/5/2007	13th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 28	1/4/2007	51. Tsurunuma 100 km	100,00	×1
✓ 29	27/8/2006	50. Tsurunuma 100 km	100,00	×1
✓ 30	21/5/2006	12th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 31	2/4/2006	49. Tsurunuma 100 km	100,00	×1
✓ 32	22/5/2005	11th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 33	3/4/2005	47. Tsurunuma 100 km	100,00	×1
✓ 34	17/10/2004	10th River Shimanto 100km	100,00	×1
✓ 35	16/5/2004	10th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 36	11/5/2003	9th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 37	12/5/2002	8th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 38	2/8/2009	16. Ultramarathon Okumusashi	75,00	×1
✓ 39	3/8/2008	15. Ultramarathon Okumusashi	75,00	×1
✓ 40	9/10/2005	13th Hasetsune Cup - Japan Mountain Endurance Race	71,50	×1
✓ 41	10/10/2004	12th Hasetsune Cup - Japan Mountain Endurance Race	71,50	×1
✓ 42	21/5/2017	23rd Yatsugatake Nobeyama 71 km	71,00	×1
✓ 43	22/5/2016	22nd Yatsugatake Nobeyama 71 km	71,00	×1
✓ 44	17/5/2015	21st Yatsugatake Nobeyama 71 km	71,00	×1
✓ 45	11/4/2009	4th Toda Saiko 70 km	70,00	×1
✓ 46	12/4/2008	3rd Toda Saiko 70 km	70,00	×1
✓ 47	8/9/2013	64. Tsurunuma 52 km	52,00	—
✓ 48	2/9/2012	62. Tsurunuma 52 km	52,00	—
✓ 49	29/8/2010	58. Tsurunuma 52 km	52,00	—
✓ 50	30/8/2009	56. Tsurunuma 52 km	52,00	—
✓ 51	31/8/2008	54. Tsurunuma 52 km	52,00	—
✓ 52	26/8/2007	52. Tsurunuma 52 km	52,00	—
53	28/8/2005	48. Tsurunuma 52 km	52,00	—
54	14/6/2015	11th Iwate Ginga 50km Marathon Challenge	50,00	—
55	27/5/2007	OSJ Hakone 50K	50,00	—