Kazuyuki (嶋津和行) Shimazu

ID 42053

Born : 1957 Cat. M65 Ultrarunner since 2002

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

100

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

36,5%

Rank quotient ?This runner's calculation uses 111 eligible race(s): Σ(rank − 1) = 24 666; Σ finishers = 67 643. 24 666 / 67 643 × 100 = 36.46%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed112

Km — ultra races14 043 km

> 100 km37

> 160 km24

> 200 km20

> 24h1

Longest race263,0 km

3rd Michinoku Tsugaru Journey Run 263K — 14/7/2018

Km per year (ultra races)

2022

2023

170

2024

485

2025

403

2026

Race types (share of distance)

Road88,8%

Trail10,1%

Stage1,1%

Records

100 km9h59'32 100 mi28h40'09 24 h151,47 km

HISTORY

111 race(s) · 2 stage(s) nested

Date		Race	Perf.	Rk
2026
30.05	63km	10th Yokosuka Miura 63km Michikusa Ultra Marathon	9:21:21 h	107
14.03	90km	16th Little Edo 90k	13:55:36 h	72
28.02–01.03	150km/2stages	3rd Modern Japanese Silk Road Journey Run	24:21:16 h	73
28.02	78.2km	3rd Modern Japanese Silk Road Journey Run - Stage 1	11:35:52 h	75
01.03	71.7km	3rd Modern Japanese Silk Road Journey Run - Stage 2	12:45:24 h	79
11.01	100km	9th Yakushima Ultramarathon 100 km	15:37:49 h	115
2025
19.10	70km	32. Ultramarathon Okumusashi	10:00:59 h	402
19.07	154km	9th Michinoku Tsugaru Journey Run 154K	30:11:53 h	48
12.04	71km	20th Toda Saiko 70 km	8:42:07 h	194
15.03	90km	15th Little Edo 90k	13:52:29 h	72
12.01	100km	8th Yakushima Ultramarathon 100 km	15:18:42 h	79
2024
20.10	70km	31. Ultramarathon Okumusashi	9:25:23 h	411
14.01	100km	7th Yakushima Ultramarathon 100 km	16:18:00 h	94
2020
12.01	100km	5th Yakushima Ultramarathon 100 km	14:41:09 h	133
2019
19.10	51.4km	10th Inagawa 100km Ultra-Marathon	5:54:33 h	139
22.09	100km	29. Akita Nairiku 100km Marathon	12:08:23 h	302
14.09	129km	2nd Utsukushima Fukushima Journey Run 129K	20:32:42 h	20
30.06	100km	34. Lake Saroma 100 km Ultramarathon	12:12:25 h	1459
15.06	161.6km	1st Nikko Sennin Concentric Journey Run	28:40:09 h	84
02.06	78km	26. Ultramarathon Okumusashi	9:41:47 h	751
13.04	70km	14th Toda Saiko 70 km	7:53:38 h	286
23.02	204km	9th Little Edo Oedo 200k	34:27:51 h	167
13.01	100km	4th Yakushima Ultramarathon	13:52:38 h	67
2018
01.12	200km	3rd Santo Ultra Maranic - Santo Course	35:06:00 h	16
20.10	100km	9th Inagawa 100km Ultra-Marathon	13:21:42 h	53
23.09	100km	28. Akita Nairiku 100km Marathon	11:52:42 h	190
15.09	122km	1st Utsukushima Fukushima Journey Run 122K	18:57:56 h	25
14.07	263km	3rd Michinoku Tsugaru Journey Run 263K	2d 01:44:13 h	73
30.06	8h	24th 8-Hour Endurance Race Tokorozawa	63.700 km	54
24.06	100km	33. Lake Saroma 100 km Ultramarathon	11:07:51 h	861
03.06	100km	1st Nanto 100 km Ultramarathon	12:40:45 h	64
20.05	72km	23th Saba Highway Ultramarathon	9:38:05 h	271
14.04	70km	13th Toda Saiko 70 km	7:28:03 h	213
03.03	204km	8th Little Edo Oedo 200k	32:32:56 h	111
14.01	100km	3rd Yakushima Ultramarathon	12:33:32 h	18
2017
02.12	200km	2nd Santo Ultra Maranic - Santo Course	31:56:00 h	8
21.10	100km	8th Inagawa 100km Ultra-Marathon	12:20:56 h	30
24.09	100km	27. Akita Nairiku 100km Marathon	11:30:25 h	157
15.07	250km	2nd Michinoku Tsugaru Journey Run 250K	47:47:39 h	56
01.07	8h	23rd 8-Hour Endurance Race Tokorozawa	64.920 km	65
25.06	100km	32. Lake Saroma 100 km Ultramarathon	12:47:55 h	1929
04.06	78km	24. Ultramarathon Okumusashi	9:15:44 h	558
02.05	250km	29. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	45:28:59 h	109
04.03	204km	7th Little Edo Oedo 200k	35:41:09 h	233
08.01	100km	2nd Yakushima Ultramarathon	12:46:00 h	17
2016
03.12	200km	1st Santo Ultra Maranic (Three City Miyako Course)	31:46:00 h	8
16.10	100km	5th Noto Peninsula 100 km Ultra Marathon	11:34:33 h	59
25.09	100km	26. Akita Nairiku 100km Marathon	11:36:46 h	163
18.09	144km	19th Karisakatoge beyond Chichibu Run	23:52:54 h	98
02.07	8h	22nd 8-Hour Endurance Race Tokorozawa	68.166 km	28
26.06	100km	31. Lake Saroma 100 km Ultramarathon	10:22:13 h	635
05.06	78km	23. Ultramarathon Okumusashi	8:33:52 h	388
22.05	100km	22nd Yatsugatake Nobeyama 100 km	12:29:33 h	507
02.05	250km	28. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	39:06:57 h	18
09.04	70km	11th Toda Saiko 70 km	7:27:13 h	150
05.03	204km	6th Little Edo Oedo 200k	31:41:47 h	86
17.01	100km	26th Miyako 100 km Ultramarathon	12:01:37 h	142
2015
17.10	100km	6th Inagawa 100km Ultra-Marathon	12:06:25 h	28
27.09	100km	25. Akita Nairiku 100km Marathon	11:29:59 h	224
20.09	153km	18th Karisakatoge beyond Chichibu Run	24:34:32 h	132
12.07	8h	21st 8-Hour Endurance Race Tokorozawa	69.153 km	24
28.06	100km	30. Lake Saroma 100 km Ultramarathon	10:23:36 h	632
22.06	77km	22. Ultramarathon Okumusashi	8:58:04 h	508
17.05	100km	21st Yatsugatake Nobeyama 100 km	12:50:09 h	670
02.05	250km	27. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	41:27:39 h	40
11.04	70km	10th Toda Saiko 70 km	7:08:29 h	132
28.02	112km	5th Oedo Night run 112k	15:41:58 h	33
2014
19.10	100km	20th River Shimanto 100km	11:18:30 h	303
28.09	100km	24. Akita Nairiku 100km Marathon	11:26:06 h	206
14.09	142km	17th Karisakatoge beyond Chichibu Run	23:02:15 h	119
29.06	100km	29. Lake Saroma 100 km Ultramarathon	11:29:36 h	623
18.05	100km	20th Yatsugatake Nobeyama 100 km	13:37:59 h	898
02.05	250km	26. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	42:36:55 h	67
12.04	70km	9th Toda Saiko 70 km	7:21:43 h	138
01.03	91km	4th Little Edo 91km	11:02:02 h	17
2013
15.09	142km	16th Karisakatoge beyond Chichibu Run	23:32:42 h	121
28.07	77km	20. Ultramarathon Okumusashi	9:02:31 h	439
30.06	100km road race	28. Lake Saroma 100 km Ultramarathon	11:02:16 h	652
19.05	100km	19th Yatsugatake Nobeyama 100 km	12:49:36 h	528
02.05	250km	25. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	39:41:19 h	37
2012
24.06	100km road race	27. Lake Saroma 100 km Ultramarathon	11:00:49 h	731
02.05	250km	24. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	43:15:46 h	60
2011
26.06	100km road race	26. Lake Saroma 100 km Ultramarathon	11:15:06 h	730
02.05	250km	23. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	43:00:45 h	58
2010
27.06	100km	25. Lake Saroma 100 km Ultramarathon	11:29:15 h	623
02.05	250km	22. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	41:54:11 h	39
2009
19.09	143km	12th Karisakatoge beyond Chichibu Run	20:49:56 h	23
02.08	75km	16. Ultramarathon Okumusashi	7:40:10 h	155
17.05	100km	15th Yatsugatake Nobeyama 100 km	13:05:55 h	403
02.05	250km	21. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	35:48:49 h	14
18.04	250km	16. Sakura Michi Kokusai Nature Run	34:31:00 h	53
2008
26.09	245.3km	26. Spartathlon	32:26:10 h	46
03.08	75km	15. Ultramarathon Okumusashi	8:00:33 h	150
07.06	24h	6th Akiruno 24 Hour Race Japan Cup	151.465 km	7
18.05	100km	14th Yatsugatake Nobeyama 100 km	12:38:20 h	323
02.05	250km	20. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	40:46:03 h	32
12.04	70km	3rd Toda Saiko 70 km	7:19:59 h	60
2007
16.09	141km	10th Karisakatoge beyond Chichibu Run	21:25:30 h	29
24.06	100km	22. Lake Saroma 100 km Ultramarathon	9:59:32 h	334
20.05	100km	13th Yatsugatake Nobeyama 100 km	11:49:16 h	190
02.05	250km	19. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	42:09:24 h	38
07.04	70km	2nd Toda Saiko 70 km	6:35:55 h	25
2006
09.10	100km	6th Echigo Kubikino 100km Ultramarathon	11:18:06 h	194
27.08	100km	50. Tsurunuma 100 km	10:35:37 h	18
25.06	100km	21. Lake Saroma 100 km Ultramarathon	10:23:12 h	322
21.05	100km	12th Yatsugatake Nobeyama 100 km	12:07:24 h	164
02.05	250km	18. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	44:19:29 h	65
2005
26.06	100km	Open Race at IAU 100km WC Yubetsu (20. Lake Saroma 100 km Ultramarathon)	10:11:47 h	313
22.05	100km	11th Yatsugatake Nobeyama 100 km	12:01:11 h	147
03.05	140km	17. Yamaguchi 100 Hagi-O-Kan Maranic 140 km	18:14:53 h	21
2004
16.05	100km	10th Yatsugatake Nobeyama 100 km	11:56:02 h	133
2003
11.05	100km	9th Yatsugatake Nobeyama 100 km	12:19:41 h	206
2002
12.05	71km	8th Yatsugatake Nobeyama 71 km	7:56:09 h	32

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	14/7/2018	3rd Michinoku Tsugaru Journey Run 263K	263,00	×2
✓ 2	15/7/2017	2nd Michinoku Tsugaru Journey Run 250K	250,00	×2
✓ 3	2/5/2017	29. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 4	2/5/2016	28. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 5	2/5/2015	27. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 6	2/5/2014	26. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 7	2/5/2013	25. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 8	2/5/2012	24. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 9	2/5/2011	23. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 10	2/5/2010	22. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 11	2/5/2009	21. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 12	18/4/2009	16. Sakura Michi Kokusai Nature Run	250,00	×2
✓ 13	2/5/2008	20. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 14	2/5/2007	19. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 15	2/5/2006	18. Yamaguchi 100 Hagi-O-Kan Maranic 250 km	250,00	×2
✓ 16	26/9/2008	26. Spartathlon	245,30	×2
✓ 17	23/2/2019	9th Little Edo Oedo 200k	204,00	×2
✓ 18	3/3/2018	8th Little Edo Oedo 200k	204,00	×2
✓ 19	4/3/2017	7th Little Edo Oedo 200k	204,00	×2
✓ 20	5/3/2016	6th Little Edo Oedo 200k	204,00	×2
✓ 21	1/12/2018	3rd Santo Ultra Maranic - Santo Course	200,00	×2
✓ 22	2/12/2017	2nd Santo Ultra Maranic - Santo Course	200,00	×2
✓ 23	3/12/2016	1st Santo Ultra Maranic (Three City Miyako Course)	200,00	×2
✓ 24	15/6/2019	1st Nikko Sennin Concentric Journey Run	161,60	×1
✓ 25	19/7/2025	9th Michinoku Tsugaru Journey Run 154K	154,00	×1
✓ 26	20/9/2015	18th Karisakatoge beyond Chichibu Run	153,00	×1
✓ 27	7/6/2008	6th Akiruno 24 Hour Race Japan Cup	151,47	×1
✓ 28	28/2/2026	3rd Modern Japanese Silk Road Journey Run	150,00	×1
✓ 29	18/9/2016	19th Karisakatoge beyond Chichibu Run	144,00	×1
✓ 30	19/9/2009	12th Karisakatoge beyond Chichibu Run	143,00	×1
✓ 31	14/9/2014	17th Karisakatoge beyond Chichibu Run	142,00	×1
✓ 32	15/9/2013	16th Karisakatoge beyond Chichibu Run	142,00	×1
✓ 33	16/9/2007	10th Karisakatoge beyond Chichibu Run	141,00	×1
✓ 34	3/5/2005	17. Yamaguchi 100 Hagi-O-Kan Maranic 140 km	140,00	×1
✓ 35	14/9/2019	2nd Utsukushima Fukushima Journey Run 129K	129,00	×1
✓ 36	15/9/2018	1st Utsukushima Fukushima Journey Run 122K	122,00	×1
✓ 37	28/2/2015	5th Oedo Night run 112k	112,00	×1
✓ 38	11/1/2026	9th Yakushima Ultramarathon 100 km	100,00	×1
✓ 39	12/1/2025	8th Yakushima Ultramarathon 100 km	100,00	×1
✓ 40	14/1/2024	7th Yakushima Ultramarathon 100 km	100,00	×1
✓ 41	12/1/2020	5th Yakushima Ultramarathon 100 km	100,00	×1
✓ 42	22/9/2019	29. Akita Nairiku 100km Marathon	100,00	×1
✓ 43	30/6/2019	34. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 44	13/1/2019	4th Yakushima Ultramarathon	100,00	×1
✓ 45	20/10/2018	9th Inagawa 100km Ultra-Marathon	100,00	×1
✓ 46	23/9/2018	28. Akita Nairiku 100km Marathon	100,00	×1
✓ 47	24/6/2018	33. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 48	3/6/2018	1st Nanto 100 km Ultramarathon	100,00	×1
✓ 49	14/1/2018	3rd Yakushima Ultramarathon	100,00	×1
✓ 50	21/10/2017	8th Inagawa 100km Ultra-Marathon	100,00	×1
✓ 51	24/9/2017	27. Akita Nairiku 100km Marathon	100,00	×1
✓ 52	25/6/2017	32. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 53	8/1/2017	2nd Yakushima Ultramarathon	100,00	×1
✓ 54	16/10/2016	5th Noto Peninsula 100 km Ultra Marathon	100,00	×1
✓ 55	25/9/2016	26. Akita Nairiku 100km Marathon	100,00	×1
✓ 56	26/6/2016	31. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 57	22/5/2016	22nd Yatsugatake Nobeyama 100 km	100,00	×1
✓ 58	17/1/2016	26th Miyako 100 km Ultramarathon	100,00	×1
✓ 59	17/10/2015	6th Inagawa 100km Ultra-Marathon	100,00	×1
✓ 60	27/9/2015	25. Akita Nairiku 100km Marathon	100,00	×1
✓ 61	28/6/2015	30. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 62	17/5/2015	21st Yatsugatake Nobeyama 100 km	100,00	×1
✓ 63	19/10/2014	20th River Shimanto 100km	100,00	×1
✓ 64	28/9/2014	24. Akita Nairiku 100km Marathon	100,00	×1
✓ 65	29/6/2014	29. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 66	18/5/2014	20th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 67	30/6/2013	28. Lake Saroma 100 km Ultramarathon (JPN)	100,00	×1
✓ 68	19/5/2013	19th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 69	24/6/2012	27. Lake Saroma 100 km Ultramarathon (JPN)	100,00	×1
✓ 70	26/6/2011	26. Lake Saroma 100 km Ultramarathon (JPN)	100,00	×1
✓ 71	27/6/2010	25. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 72	17/5/2009	15th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 73	18/5/2008	14th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 74	24/6/2007	22. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 75	20/5/2007	13th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 76	9/10/2006	6th Echigo Kubikino 100km Ultramarathon	100,00	×1
✓ 77	27/8/2006	50. Tsurunuma 100 km	100,00	×1
✓ 78	25/6/2006	21. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 79	21/5/2006	12th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 80	26/6/2005	Open Race at IAU 100km WC Yubetsu (20. Lake Saroma 100 km Ultramarathon)	100,00	×1
✓ 81	22/5/2005	11th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 82	16/5/2004	10th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 83	11/5/2003	9th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 84	1/3/2014	4th Little Edo 91km	91,00	—
✓ 85	14/3/2026	16th Little Edo 90k	90,00	—
✓ 86	15/3/2025	15th Little Edo 90k	90,00	—
87	2/6/2019	26. Ultramarathon Okumusashi	78,00	—
88	4/6/2017	24. Ultramarathon Okumusashi	78,00	—
89	5/6/2016	23. Ultramarathon Okumusashi	78,00	—
90	22/6/2015	22. Ultramarathon Okumusashi	77,00	—
91	28/7/2013	20. Ultramarathon Okumusashi	77,00	—
92	2/8/2009	16. Ultramarathon Okumusashi	75,00	—
93	3/8/2008	15. Ultramarathon Okumusashi	75,00	—
94	20/5/2018	23th Saba Highway Ultramarathon	72,00	—
95	12/4/2025	20th Toda Saiko 70 km	71,00	—
96	12/5/2002	8th Yatsugatake Nobeyama 71 km	71,00	—
97	19/10/2025	32. Ultramarathon Okumusashi	70,00	—
98	20/10/2024	31. Ultramarathon Okumusashi	70,00	—
99	13/4/2019	14th Toda Saiko 70 km	70,00	—
100	14/4/2018	13th Toda Saiko 70 km	70,00	—
101	9/4/2016	11th Toda Saiko 70 km	70,00	—
102	11/4/2015	10th Toda Saiko 70 km	70,00	—
103	12/4/2014	9th Toda Saiko 70 km	70,00	—
104	12/4/2008	3rd Toda Saiko 70 km	70,00	—
105	7/4/2007	2nd Toda Saiko 70 km	70,00	—
106	12/7/2015	21st 8-Hour Endurance Race Tokorozawa	69,15	—
107	2/7/2016	22nd 8-Hour Endurance Race Tokorozawa	68,17	—
108	1/7/2017	23rd 8-Hour Endurance Race Tokorozawa	64,92	—
109	30/6/2018	24th 8-Hour Endurance Race Tokorozawa	63,70	—
110	30/5/2026	10th Yokosuka Miura 63km Michikusa Ultra Marathon	63,00	—
111	19/10/2019	10th Inagawa 100km Ultra-Marathon	51,40	—