Harufumi (米澤治文) Yonezawa

Born : 1968 Cat. M55 Ultrarunner since 2009

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 ?

Greece

Japan

Taiwan

Vietnam

28,0%

Rank quotient ?This runner's calculation uses 84 eligible race(s): Σ(rank − 1) = 9 296; Σ finishers = 33 192. 9 296 / 33 192 × 100 = 28.01%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed84

Km — ultra races11 596 km

> 100 km40

> 160 km24

> 200 km21

> 24h2

Longest race582,0 km

Across Honshu R9 Foot Race — 11/8/2022

Km per year (ultra races)

1 097

2022

500

2023

215

2024

100

2025

2026

Race types (share of distance)

Road91,1%

Trail8,9%

Records

50 km6h41'06 100 km9h12'33 100 mi23h16'48 24 h203,16 km

HISTORY

84 race(s)

Date		Race	Perf.	Rk
2025
14.12	100km	6th Tobishima Ultra Marathon	13:16:17 h	125
2024
08.12	100km	5th Tobishima Ultra Marathon	10:48:46 h	34
09.03	115km	14th Oedo Night run 115k	15:25:50 h	14
2023
10.12	100km	4th Tobishima Ultra Marathon	10:51:43 h	20
24.09	100km	4th Mine Akiyoshidai Geopark Ultra Marathon	12:43:51 h	45
23.04	100km	2nd Suo-Oshima Ultra Marathon - 100 km	11:27:11 h	29
08.01	200km	3rd Japan Trophy 200	28:14:38 h	28
2022
11.12	100km	3rd Tobishima Ultra Marathon	10:41:49 h	19
11.08	582km	Across Honshu R9 Foot Race	10d 07:55:00 h	6
22.05	100km	1st Suo-Oshima Ultra Marathon - 100 km	11:44:02 h	40
12.03	115km	12th Oedo Night run 115k	14:28:44 h	12
09.01	200km	2nd Japan Trophy 200	28:43:00 h	43
2021
18.07	100km	1st Yamaguchi Hagi Return	14:12:10 h	71
27.03	115km	11th Oedo Night run 115k	14:39:25 h	8
2019
08.12	100km	2nd Tobishima Ultra Marathon	12:36:50 h	101
02.11	103km	Tachibana Bay Coast 103 Ultra Marathon	13:21:53 h	23
13.07	263km	4th Michinoku Tsugaru Journey Run 263K	2d 00:01:19 h	62
20.04	250km	26. Sakura Michi Kokusai Nature Run	32:12:00 h	40
23.02	204km	9th Little Edo Oedo 200k	30:18:56 h	65
20.01	100km	29th Miyako 100 km Ultramarathon	12:42:34 h	160
2018
09.12	100km	1st Tobishima Ultra Marathon	12:23:49 h	53
10.11	24h	13th Jingu Gaien 24 Hour Challenge	203.155 km	24
02.11	105km	Tachibana Bay Coast 105 Ultra Marathon	13:39:59 h	35
28.09	246km	36. Spartathlon	32:49:04 h	86
16.09	88km	9th Akiota Yajirushi Marathon 88km	11:12:34 h	92
14.07	263km	3rd Michinoku Tsugaru Journey Run 263K	2d 01:34:56 h	63
10.06	84.39km	2nd JAL Mukatsuku Double Marathon	11:11:16 h	186
03.06	60km	3rd Osakikamijima Ultra Marthon - 60 km	6:48:48 h	6
05.05	55km	12th Nagasaki Tachibana Gulf Coast Super Maranic 55	6:51:57 h	20
14.04	102km	4th Okuizumo Ultra Orochi 100km Tooashi	13:35:50 h	176
03.03	204km	8th Little Edo Oedo 200k	32:05:06 h	102
21.01	100km	28th Miyako 100 km Ultramarathon	10:08:06 h	35
2017
11.11	24h	12th Jingu Gaien 24 Hour Challenge	201.941 km	34
29.10	50km	1st Hiba Izanami Highway Run	6:41:06 h	30
24.09	100km	20th Muraoka 100 km Ultra Marathon	12:38:22 h	68
15.07	250km	2nd Michinoku Tsugaru Journey Run 250K	40:12:49 h	10
02.07	100km	1st Nikko 100km Ultramarathon	13:34:38 h	831
04.06	70km	2nd Osakikamijima Ultra Marthon - 70 km	9:16:14 h	35
28.05	65km	2nd Osorakan-Trail	12:40:32 h	160
02.05	250km	29. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	38:08:20 h	19
15.04	102km	3rd Okuizumo Ultra Orochi 100km Tooashi	13:35:11 h	158
25.03	56km	16th Mt. Rocco Cannonball Run - 56 km Night Speed	8:30:40 h	21
04.03	204km	7th Little Edo Oedo 200k	26:33:19 h	28
15.01	100km	27th Miyako 100 km Ultramarathon	9:20:21 h	20
2016
31.12	110km	2nd Hualein international 110 km Ultramarathon	14:36:20 h	32
13.11	50km	8th Kanna Mountain Run II	9:19:24 h	45
04.11	103km	Tachibana Bay Coast 100 Ultra Marathon	12:27:17 h	14
16.10	100km	22nd River Shimanto 100km	9:46:04 h	123
09.10	100km	11th Echigo Kubikino 100km Ultramarathon	9:44:03 h	99
24.09	100km	4. Vietnam Mountain Marathon 100km	22:00:24 h	21
16.07	100mi	9th OSJ Ontake 100 Mile Ultra Trail	23:16:48 h	56
12.06	100km	12th Iwate Ginga 100km Marathon Challenge	11:31:56 h	268
05.06	100km	4th Tokyo Shibamata 100 km	10:26:57 h	172
29.05	100km	23rd Ebisu-Daikoku 100 km Marathon	11:01:37 h	114
22.05	100km	22nd Yatsugatake Nobeyama 100 km	11:49:18 h	327
02.05	250km	28. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	42:10:58 h	59
16.04	102km	2nd Okuizumo Ultra Orochi 100km Tooashi	10:42:52 h	12
26.03	112km	14th Mt. Rocco Cannonball Run - 112 km Power	19:01:00 h	88
05.03	204km	6th Little Edo Oedo 200k	33:41:08 h	118
2015
21.11	103km	Tachibana Bay Coast 100 Ultra Marathon	11:44:11 h	9
31.10	71.5km	23rd Hasetsune Cup - Japan Mountain Endurance Race	16:03:12 h	1114
17.10	112km	13th Mt. Rocco Cannonball Run - 112 km Power	19:52:00 h	51
25.09	246km	33. Spartathlon	35:05:29 h	131
18.07	100km	8th OSJ Ontake 100km Ultra Trail	13:15:09 h	118
28.06	100km	30. Lake Saroma 100 km Ultramarathon	9:12:33 h	217
02.05	250km	27. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	38:17:07 h	16
28.03	112km	12th Mt. Rocco Cannonball Run - 112 km Power	19:44:00 h	90
11.01	100km	25th Miyako 100 km Ultramarathon	10:15:28 h	58
2014
22.11	103km	Tachibana Bay Coast 100 Ultra Marathon	12:35:27 h	25
29.06	100km	29. Lake Saroma 100 km Ultramarathon	10:16:56 h	287
02.05	250km	26. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	40:18:28 h	40
2013
15.09	88km	4th Akiota Yajirushi Marathon 88km	11:53:53 h	255
30.06	100km road race	28. Lake Saroma 100 km Ultramarathon	10:35:44 h	488
02.05	250km	25. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	44:09:49 h	96
2012
16.09	88km	3rd Akiota Yajirushi Marathon 88km	10:09:31 h	92
19.05	82km	1st Shizuoka to Yamanashi	23:11:44 h	773
02.05	250km	24. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	46:24:52 h	140
2011
25.09	88km	14th Muraoka 88 km Ultra Marathon	12:18:41 h	71
18.09	88km	2nd Akiota Yajirushi Marathon 88km	11:01:52 h	93
02.05	250km	23. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	45:21:33 h	113
2010
19.09	88km	1st Akiota Yajirushi Marathon 88km	12:32:05 h	132
02.05	250km	22. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	44:24:43 h	63
2009
27.09	88km	12th Muraoka 88 km Ultra Marathon	11:40:51 h	45
03.05	140km	21. Yamaguchi 100 Hagi-O-Kan Maranic 140 km	20:41:35 h	78

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	11/8/2022	Across Honshu R9 Foot Race	582,00	×6
✓ 2	13/7/2019	4th Michinoku Tsugaru Journey Run 263K	263,00	×2
✓ 3	14/7/2018	3rd Michinoku Tsugaru Journey Run 263K	263,00	×2
✓ 4	20/4/2019	26. Sakura Michi Kokusai Nature Run	250,00	×2
✓ 5	15/7/2017	2nd Michinoku Tsugaru Journey Run 250K	250,00	×2
✓ 6	2/5/2017	29. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 7	2/5/2016	28. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 8	2/5/2015	27. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 9	2/5/2014	26. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 10	2/5/2013	25. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 11	2/5/2012	24. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 12	2/5/2011	23. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 13	2/5/2010	22. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 14	28/9/2018	36. Spartathlon	246,00	×2
✓ 15	25/9/2015	33. Spartathlon	246,00	×2
✓ 16	23/2/2019	9th Little Edo Oedo 200k	204,00	×2
✓ 17	3/3/2018	8th Little Edo Oedo 200k	204,00	×2
✓ 18	4/3/2017	7th Little Edo Oedo 200k	204,00	×2
✓ 19	5/3/2016	6th Little Edo Oedo 200k	204,00	×2
✓ 20	10/11/2018	13th Jingu Gaien 24 Hour Challenge	203,16	×2
✓ 21	11/11/2017	12th Jingu Gaien 24 Hour Challenge	201,94	×2
✓ 22	8/1/2023	3rd Japan Trophy 200	200,00	×2
✓ 23	9/1/2022	2nd Japan Trophy 200	200,00	×2
✓ 24	16/7/2016	9th OSJ Ontake 100 Mile Ultra Trail	160,93	×1
✓ 25	3/5/2009	21. Yamaguchi 100 Hagi-O-Kan Maranic 140 km	140,00	×1
✓ 26	9/3/2024	14th Oedo Night run 115k	115,00	×1
✓ 27	12/3/2022	12th Oedo Night run 115k	115,00	×1
✓ 28	27/3/2021	11th Oedo Night run 115k	115,00	×1
✓ 29	26/3/2016	14th Mt. Rocco Cannonball Run - 112 km Power	112,00	×1
✓ 30	17/10/2015	13th Mt. Rocco Cannonball Run - 112 km Power	112,00	×1
✓ 31	28/3/2015	12th Mt. Rocco Cannonball Run - 112 km Power	112,00	×1
✓ 32	31/12/2016	2nd Hualein international 110 km Ultramarathon	110,00	×1
✓ 33	2/11/2018	Tachibana Bay Coast 105 Ultra Marathon	105,00	×1
✓ 34	2/11/2019	Tachibana Bay Coast 103 Ultra Marathon	103,00	×1
✓ 35	4/11/2016	Tachibana Bay Coast 100 Ultra Marathon	103,00	×1
✓ 36	21/11/2015	Tachibana Bay Coast 100 Ultra Marathon	103,00	×1
✓ 37	22/11/2014	Tachibana Bay Coast 100 Ultra Marathon	103,00	×1
✓ 38	14/4/2018	4th Okuizumo Ultra Orochi 100km Tooashi	102,00	×1
✓ 39	15/4/2017	3rd Okuizumo Ultra Orochi 100km Tooashi	102,00	×1
✓ 40	16/4/2016	2nd Okuizumo Ultra Orochi 100km Tooashi	102,00	×1
✓ 41	14/12/2025	6th Tobishima Ultra Marathon	100,00	×1
✓ 42	8/12/2024	5th Tobishima Ultra Marathon	100,00	×1
✓ 43	10/12/2023	4th Tobishima Ultra Marathon	100,00	×1
✓ 44	24/9/2023	4th Mine Akiyoshidai Geopark Ultra Marathon	100,00	×1
✓ 45	23/4/2023	2nd Suo-Oshima Ultra Marathon - 100 km	100,00	×1
✓ 46	11/12/2022	3rd Tobishima Ultra Marathon	100,00	×1
✓ 47	22/5/2022	1st Suo-Oshima Ultra Marathon - 100 km	100,00	×1
✓ 48	18/7/2021	1st Yamaguchi Hagi Return	100,00	×1
✓ 49	8/12/2019	2nd Tobishima Ultra Marathon	100,00	×1
✓ 50	20/1/2019	29th Miyako 100 km Ultramarathon	100,00	×1
✓ 51	9/12/2018	1st Tobishima Ultra Marathon	100,00	×1
✓ 52	21/1/2018	28th Miyako 100 km Ultramarathon	100,00	×1
✓ 53	24/9/2017	20th Muraoka 100 km Ultra Marathon	100,00	×1
✓ 54	2/7/2017	1st Nikko 100km Ultramarathon	100,00	×1
✓ 55	15/1/2017	27th Miyako 100 km Ultramarathon	100,00	×1
✓ 56	16/10/2016	22nd River Shimanto 100km	100,00	×1
✓ 57	9/10/2016	11th Echigo Kubikino 100km Ultramarathon	100,00	×1
✓ 58	24/9/2016	4. Vietnam Mountain Marathon 100km	100,00	×1
✓ 59	12/6/2016	12th Iwate Ginga 100km Marathon Challenge	100,00	×1
✓ 60	5/6/2016	4th Tokyo Shibamata 100 km	100,00	×1
✓ 61	29/5/2016	23rd Ebisu-Daikoku 100 km Marathon	100,00	×1
✓ 62	22/5/2016	22nd Yatsugatake Nobeyama 100 km	100,00	×1
✓ 63	18/7/2015	8th OSJ Ontake 100km Ultra Trail	100,00	×1
✓ 64	28/6/2015	30. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 65	11/1/2015	25th Miyako 100 km Ultramarathon	100,00	×1
✓ 66	29/6/2014	29. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 67	30/6/2013	28. Lake Saroma 100 km Ultramarathon (JPN)	100,00	×1
✓ 68	16/9/2018	9th Akiota Yajirushi Marathon 88km	88,00	—
✓ 69	15/9/2013	4th Akiota Yajirushi Marathon 88km	88,00	—
✓ 70	16/9/2012	3rd Akiota Yajirushi Marathon 88km	88,00	—
✓ 71	25/9/2011	14th Muraoka 88 km Ultra Marathon	88,00	—
✓ 72	18/9/2011	2nd Akiota Yajirushi Marathon 88km	88,00	—
✓ 73	19/9/2010	1st Akiota Yajirushi Marathon 88km	88,00	—
✓ 74	27/9/2009	12th Muraoka 88 km Ultra Marathon	88,00	—
✓ 75	10/6/2018	2nd JAL Mukatsuku Double Marathon	84,39	—
✓ 76	19/5/2012	1st Shizuoka to Yamanashi (STY)	82,00	—
77	31/10/2015	23rd Hasetsune Cup - Japan Mountain Endurance Race	71,50	—
78	4/6/2017	2nd Osakikamijima Ultra Marthon - 70 km	70,00	—
79	28/5/2017	2nd Osorakan-Trail	65,00	—
80	3/6/2018	3rd Osakikamijima Ultra Marthon - 60 km	60,00	—
81	25/3/2017	16th Mt. Rocco Cannonball Run - 56 km Night Speed	56,00	—
82	5/5/2018	12th Nagasaki Tachibana Gulf Coast Super Maranic 55	55,00	—
83	29/10/2017	1st Hiba Izanami Highway Run	50,00	—
84	13/11/2016	8th Kanna Mountain Run II	50,00	—