Toshiaki (西松敏昭) Nishimatsu

Born : 1973 Cat. M50 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 ?

Japan

12,2%

Rank quotient ?This runner's calculation uses 72 eligible race(s): Σ(rank − 1) = 6 923; Σ finishers = 56 979. 6 923 / 56 979 × 100 = 12.15%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed72

Km — ultra races6 266 km

Longest race100,0 km

14th Hida Takayama 100 km Ultramarathon — 14/6/2026

Km per year (ultra races)

326

2022

423

2023

428

2024

370

2025

170

2026

Race types (share of distance)

Road83,2%

Trail16,8%

Wins & podiums (ultra)

🏆 Win1

🏆 Win M1

🏅 Top 33

🏅 Top 3 M3

Longest winning streak1

Current streak0

Records

50 km3h48'02 100 km8h13'17 6 h64,00 km

HISTORY

72 race(s)

Date		Race	Perf.	Rk
2026
14.06	100km	14th Hida Takayama 100 km Ultramarathon	11:56:55 h	478
03.05	70km	34. Mukogawa Yurikamome Ultra Marathon	7:46:41 h	181
2025
19.10	100km	31th River Shimanto 100km	11:22:37 h	265
14.09	100km	23th Tango 100 km Ultramarathon	13:33:10 h	792
08.06	100km	13th Hida Takayama 100 km Ultramarathon	11:32:57 h	370
03.05	70km	33. Mukogawa Yurikamome Ultra Marathon	6:51:39 h	95
2024
20.10	100km	30th River Shimanto 100km	11:05:44 h	310
15.09	100km	22th Tango 100 km Ultramarathon	13:07:41 h	436
17.08	6h	24th 6-hour relay & solo marathon Kobe	57.800 km	9
09.06	100km	12th Hida Takayama 100 km Ultramarathon	10:59:45 h	269
03.05	70km	32. Mukogawa Yurikamome Ultra Marathon	6:21:23 h	42
2023
15.10	100km	29th River Shimanto 100km	10:26:10 h	169
17.09	100km	21th Tango 100 km Ultramarathon	13:12:13 h	387
19.08	6h	23th 6-hour relay & solo marathon Kobe	52.700 km	8
11.06	100km	11th Hida Takayama 100 km Ultramarathon	10:46:02 h	186
03.05	70km	31. Mukogawa Yurikamome Ultra Marathon	6:26:01 h	41
2022
18.09	100km	20th Tango 100 km Ultramarathon	12:25:20 h	214
30.07	6h	22th 6-hour relay & solo marathon Kobe	56.100 km	7
12.06	100km	10th Hida Takayama 100 km Ultramarathon	12:09:42 h	427
03.05	70km	30. Mukogawa Yurikamome Ultra Marathon	6:27:14 h	47
2019
15.09	100km	19th Tango 100 km Ultramarathon	11:36:27 h	218
08.09	100km	7th 100 km Ultramarathon Hakusan-Shirakawago	11:16:54 h	73
09.06	100km	8th Hida Takayama 100 km Ultramarathon	9:28:19 h	68
02.05	70km	27. Mukogawa Yurikamome Ultra Marathon	6:15:20 h	49
2018
21.10	100km	24th River Shimanto 100km	9:14:16 h	68
16.09	100km	18th Tango 100 km Ultramarathon	11:08:43 h	173
09.09	100km	6th 100 km Ultramarathon Hakusan-Shirakawago	10:36:58 h	78
10.06	100km	7th Hida Takayama 100 km Ultramarathon	9:27:25 h	48
03.05	70km	26. Mukogawa Yurikamome Ultra Marathon	5:57:00 h	39
22.04	100km	28th Fuji 5 Lakes 100 km Challenge	9:26:06 h	44
2017
15.10	100km	23rd River Shimanto 100km	9:18:58 h	74
10.09	100km	5th 100 km Ultramarathon Hakusan-Shirakawago	10:29:17 h	51
11.06	100km	6th Hida Takayama 100 km Ultramarathon	9:33:43 h	72
03.05	70km	25. Mukogawa Yurikamome Ultra Marathon	6:15:58 h	58
2016
16.10	100km	22nd River Shimanto 100km	8:47:23 h	45
18.09	100km	16th Tango 100 km Ultramarathon	9:57:30 h	90
11.09	100km	4th 100 km Ultramarathon Hakusan-Shirakawago	9:34:01 h	17
12.06	100km	5th Hida Takayama 100 km Ultramarathon	9:24:19 h	39
03.05	70km	24. Mukogawa Yurikamome Ultra Marathon	5:31:31 h	15
2015
20.09	100km	15th Tango 100 km Ultramarathon	9:19:59 h	61
13.09	100km	3rd 100 km Ultramarathon Hakusan-Shirakawago	9:17:59 h	19
07.06	100km	4th Hida Takayama 100 km Ultramarathon	8:48:53 h	15
03.05	70km	23. Mukogawa Yurikamome Ultra Marathon	5:17:18 h	7
19.04	100km	25th Fuji 5 Lakes 100 km Challenge	8:37:53 h	18
2014
19.10	100km	20th River Shimanto 100km	8:13:17 h	18
21.09	100km	2nd 100 km Ultramarathon Hakusan-Shirakawago	9:28:17 h	11
14.09	100km	14th Tango 100 km Ultramarathon	9:01:48 h	38
08.06	100km	3rd Hida Takayama 100 km Ultramarathon	9:08:41 h	20
03.05	70km	22. Mukogawa Yurikamome Ultra Marathon	5:25:31 h	7
20.04	100km	24th Fuji 5 Lakes 100 km Challenge	8:52:45 h	24
2013
20.10	100km	19th River Shimanto 100km	8:35:38 h	27
29.09	100km	1st 100 km Ultramarathon Hakusan-Shirakawago	9:50:37 h	35
15.09	100km	13th Tango 100 km Ultramarathon	9:15:59 h	42
03.08	6h	14th 6-hour relay & solo marathon Kobe	64.000 km	3 🥉
13.07	6h	2nd 6-hour relay & solo marathon Mimasaka	61.200 km	1 🏆
09.06	100km	2nd Hida Takayama 100 km Ultramarathon	9:44:07 h	46
26.05	100km	20th Ebisu-Daikoku 100 km Marathon	9:37:37 h	20
03.05	70km	21. Mukogawa Yurikamome Ultra Marathon	6:18:46 h	92
28.04	100km	15. Okukumano 100 km Ultramarathon	9:57:07 h	17
2012
30.09	100km	15th Muraoka 100 km Ultra Marathon	10:44:47 h	29
21.09	100km	12th Tango 100 km Ultramarathon	9:44:50 h	36
10.06	100km	1st Hida Takayama 100 km Ultramarathon	9:47:34 h	27
03.05	70km	20. Mukogawa Yurikamome Ultra Marathon	5:41:06 h	16
2011
02.10	50km	7th Ashiya Hama Shiokaze Ultra Marathon - 50 km	3:48:02 h	2 🥈
18.09	60km	11th Tango 60 km Ultramarathon	5:02:25 h	10
03.05	70km	19. Mukogawa Yurikamome Ultra Marathon	5:59:12 h	50
30.04	72km	21st Fuji 5 Lakes 72 km Challenge	6:33:24 h	13
2010
03.10	50km	6th Ashiya Hama Shiokaze Ultra Marathon - 50 km	5:40:52 h	22
19.09	60km	10th Tango 60 km Ultramarathon	7:03:56 h	148
03.05	70km	18. Mukogawa Yurikamome Ultra Marathon	6:12:42 h	26
25.04	72km	20th Fuji 5 Lakes 72 km Challenge	6:27:54 h	16
2009
20.09	60km	9th Tango 60 km Ultramarathon	5:29:00 h	27

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	14/6/2026	14th Hida Takayama 100 km Ultramarathon	100,00	×1
✓ 2	19/10/2025	31th River Shimanto 100km	100,00	×1
✓ 3	14/9/2025	23th Tango 100 km Ultramarathon	100,00	×1
✓ 4	8/6/2025	13th Hida Takayama 100 km Ultramarathon	100,00	×1
✓ 5	20/10/2024	30th River Shimanto 100km	100,00	×1
✓ 6	15/9/2024	22th Tango 100 km Ultramarathon	100,00	×1
✓ 7	9/6/2024	12th Hida Takayama 100 km Ultramarathon	100,00	×1
✓ 8	15/10/2023	29th River Shimanto 100km	100,00	×1
✓ 9	17/9/2023	21th Tango 100 km Ultramarathon	100,00	×1
✓ 10	11/6/2023	11th Hida Takayama 100 km Ultramarathon	100,00	×1
✓ 11	18/9/2022	20th Tango 100 km Ultramarathon	100,00	×1
✓ 12	12/6/2022	10th Hida Takayama 100 km Ultramarathon	100,00	×1
✓ 13	15/9/2019	19th Tango 100 km Ultramarathon	100,00	×1
✓ 14	8/9/2019	7th 100 km Ultramarathon Hakusan-Shirakawago	100,00	×1
✓ 15	9/6/2019	8th Hida Takayama 100 km Ultramarathon	100,00	×1
✓ 16	21/10/2018	24th River Shimanto 100km	100,00	×1
✓ 17	16/9/2018	18th Tango 100 km Ultramarathon	100,00	×1
✓ 18	9/9/2018	6th 100 km Ultramarathon Hakusan-Shirakawago	100,00	×1
✓ 19	10/6/2018	7th Hida Takayama 100 km Ultramarathon	100,00	×1
✓ 20	22/4/2018	28th Fuji 5 Lakes 100 km Challenge	100,00	×1
✓ 21	15/10/2017	23rd River Shimanto 100km	100,00	×1
✓ 22	10/9/2017	5th 100 km Ultramarathon Hakusan-Shirakawago	100,00	×1
✓ 23	11/6/2017	6th Hida Takayama 100 km Ultramarathon	100,00	×1
✓ 24	16/10/2016	22nd River Shimanto 100km	100,00	×1
✓ 25	18/9/2016	16th Tango 100 km Ultramarathon	100,00	×1
✓ 26	11/9/2016	4th 100 km Ultramarathon Hakusan-Shirakawago	100,00	×1
✓ 27	12/6/2016	5th Hida Takayama 100 km Ultramarathon	100,00	×1
✓ 28	20/9/2015	15th Tango 100 km Ultramarathon	100,00	×1
✓ 29	13/9/2015	3rd 100 km Ultramarathon Hakusan-Shirakawago	100,00	×1
✓ 30	7/6/2015	4th Hida Takayama 100 km Ultramarathon	100,00	×1
✓ 31	19/4/2015	25th Fuji 5 Lakes 100 km Challenge	100,00	×1
✓ 32	19/10/2014	20th River Shimanto 100km	100,00	×1
✓ 33	21/9/2014	2nd 100 km Ultramarathon Hakusan-Shirakawago	100,00	×1
✓ 34	14/9/2014	14th Tango 100 km Ultramarathon	100,00	×1
✓ 35	8/6/2014	3rd Hida Takayama 100 km Ultramarathon	100,00	×1
✓ 36	20/4/2014	24th Fuji 5 Lakes 100 km Challenge	100,00	×1
✓ 37	20/10/2013	19th River Shimanto 100km	100,00	×1
✓ 38	29/9/2013	1st 100 km Ultramarathon Hakusan-Shirakawago	100,00	×1
✓ 39	15/9/2013	13th Tango 100 km Ultramarathon	100,00	×1
✓ 40	9/6/2013	2nd Hida Takayama 100 km Ultramarathon	100,00	×1
✓ 41	26/5/2013	20th Ebisu-Daikoku 100 km Marathon	100,00	×1
✓ 42	28/4/2013	15. Okukumano 100 km Ultramarathon	100,00	×1
✓ 43	30/9/2012	15th Muraoka 100 km Ultra Marathon	100,00	×1
✓ 44	21/9/2012	12th Tango 100 km Ultramarathon	100,00	×1
✓ 45	10/6/2012	1st Hida Takayama 100 km Ultramarathon	100,00	×1
✓ 46	30/4/2011	21st Fuji 5 Lakes 72 km Challenge	72,00	×1
✓ 47	25/4/2010	20th Fuji 5 Lakes 72 km Challenge	72,00	×1
✓ 48	3/5/2026	34. Mukogawa Yurikamome Ultra Marathon	70,00	×1
✓ 49	3/5/2025	33. Mukogawa Yurikamome Ultra Marathon	70,00	×1
✓ 50	3/5/2024	32. Mukogawa Yurikamome Ultra Marathon	70,00	×1
✓ 51	3/5/2023	31. Mukogawa Yurikamome Ultra Marathon	70,00	×1
✓ 52	3/5/2022	30. Mukogawa Yurikamome Ultra Marathon	70,00	×1
✓ 53	2/5/2019	27. Mukogawa Yurikamome Ultra Marathon	70,00	×1
✓ 54	3/5/2018	26. Mukogawa Yurikamome Ultra Marathon	70,00	×1
✓ 55	3/5/2017	25. Mukogawa Yurikamome Ultra Marathon	70,00	×1
✓ 56	3/5/2016	24. Mukogawa Yurikamome Ultra Marathon	70,00	×1
✓ 57	3/5/2015	23. Mukogawa Yurikamome Ultra Marathon	70,00	×1
✓ 58	3/5/2014	22. Mukogawa Yurikamome Ultra Marathon	70,00	×1
✓ 59	3/5/2013	21. Mukogawa Yurikamome Ultra Marathon	70,00	×1
✓ 60	3/5/2012	20. Mukogawa Yurikamome Ultra Marathon	70,00	×1
✓ 61	3/5/2011	19. Mukogawa Yurikamome Ultra Marathon	70,00	×1
✓ 62	3/5/2010	18. Mukogawa Yurikamome Ultra Marathon	70,00	×1
✓ 63	3/8/2013	14th 6-hour relay & solo marathon Kobe	64,00	×1
64	13/7/2013	2nd 6-hour relay & solo marathon Mimasaka	61,20	—
65	18/9/2011	11th Tango 60 km Ultramarathon	60,00	—
66	19/9/2010	10th Tango 60 km Ultramarathon	60,00	—
67	20/9/2009	9th Tango 60 km Ultramarathon	60,00	—
68	17/8/2024	24th 6-hour relay & solo marathon Kobe	57,80	—
69	30/7/2022	22th 6-hour relay & solo marathon Kobe	56,10	—
70	19/8/2023	23th 6-hour relay & solo marathon Kobe	52,70	—
71	2/10/2011	7th Ashiya Hama Shiokaze Ultra Marathon - 50 km	50,00	—
72	3/10/2010	6th Ashiya Hama Shiokaze Ultra Marathon - 50 km	50,00	—