Iori (飯島伊織) Iijima

ID 161985

Born : 1970 Cat. M55 Ultrarunner since 2005

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

15,9%

Rank quotient ?This runner's calculation uses 65 eligible race(s): Σ(rank − 1) = 11 194; Σ finishers = 70 282. 11 194 / 70 282 × 100 = 15.93%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed65

Km — ultra races5 120 km

> 100 km1

Longest race103,0 km

7th Tojinbo 103 km Ultramarathon — 26/5/2018

Km per year (ultra races)

250

2022

295

2023

287

2024

369

2025

285

2026

Race types (share of distance)

Road92,6%

Trail7,4%

Wins & podiums (ultra)

🏆 Win1

🏆 Win M1

🏅 Top 31

🏅 Top 3 M1

Longest winning streak1

Current streak0

Records

50 km3h51'19 100 km8h41'07 50 mi10h20'28

HISTORY

65 race(s)

Date		Race	Perf.	Rk
2026
28.06	100km	41. Lake Saroma 100 km Ultramarathon	11:05:15 h	974
09.05	55km	6th Kimitsu Ultra Marathon	5:35:20 h	52
19.04	80km	36th Fuji 4 Lakes 80 km Challenge	10:20:28 h	117
01.02	50km	5th Amami yori yori Run	7:26:31 h	51
2025
07.12	52km	11th Kumano Old Trails	7:05:38 h	18
15.11	50km	11th FunTrails50K Round	8:32:56 h	104
29.06	100km	40. Lake Saroma 100 km Ultramarathon	11:31:48 h	780
10.05	55km	5th Kimitsu Ultra Marathon	6:26:52 h	125
20.04	62km	35th Fuji 3 Lakes 62 km Challenge	6:22:40 h	54
02.02	50km	4th Amami yori yori Run	7:34:56 h	47
2024
20.10	70km	31. Ultramarathon Okumusashi	7:29:14 h	113
30.06	100km	39. Lake Saroma 100 km Ultramarathon	11:11:45 h	618
11.05	55km	4th Kimitsu Ultra Marathon	6:48:12 h	95
21.04	62km	34th Fuji 3 Lakes 62 km Challenge	7:47:34 h	322
2023
25.06	100km	38. Lake Saroma 100 km Ultramarathon	11:13:39 h	640
04.06	78km	30. Ultramarathon Okumusashi	8:02:01 h	90
13.05	55km	3rd Kimitsu Ultra Marathon	6:44:11 h	58
16.04	62km	33th Fuji 3 Lakes 62 km Challenge	8:46:27 h	471
2022
04.09	53.4km	15th OSJ Adatara Trail 50K	9:22:32 h	48
05.06	78km	29. Ultramarathon Okumusashi	7:36:18 h	95
07.05	57km	2nd Kimitsu Ultra Marathon	6:47:31 h	87
17.04	62km	32th Fuji 5 Lakes 62 km Challenge	8:51:48 h	561
2021
08.05	57km	1st Kimitsu Ultra Marathon	8:08:58 h	231
2020
08.02	50km	11th OSJ Jungle Trail 50K Amami	5:18:33 h	20
2019
30.06	100km	34. Lake Saroma 100 km Ultramarathon	9:32:00 h	236
02.06	78km	26. Ultramarathon Okumusashi	7:33:49 h	141
2018
24.06	100km	33. Lake Saroma 100 km Ultramarathon	9:23:16 h	242
03.06	78km	25. Ultramarathon Okumusashi	7:48:06 h	116
26.05	103km	7th Tojinbo 103 km Ultramarathon	10:34:59 h	7
2017
25.06	100km	32. Lake Saroma 100 km Ultramarathon	10:09:37 h	421
04.06	78km	24. Ultramarathon Okumusashi	8:26:14 h	301
2016
09.10	60km	11th Echigo Kubikino 60km Ultramarathon	7:09:43 h	154
11.09	50km	4th 50 km Ultramarathon Hakusan-Shirakawago	6:07:26 h	177
26.06	100km	31. Lake Saroma 100 km Ultramarathon	9:14:48 h	227
05.06	78km	23. Ultramarathon Okumusashi	7:40:02 h	181
2015
18.10	100km	21st River Shimanto 100km	9:40:42 h	83
28.06	100km	30. Lake Saroma 100 km Ultramarathon	9:25:48 h	281
22.06	77km	22. Ultramarathon Okumusashi	7:29:39 h	141
28.03	58km	11th Izu Oshima Ultra 58 km	5:03:27 h	8
2014
22.11	60km	1st Kiso-Sansen 60 km Ultra-Marathon	5:34:58 h	95
12.10	60km	10th Echigo Kubikino 60km Ultramarathon	5:28:30 h	26
27.07	77km	21. Ultramarathon Okumusashi	8:25:53 h	136
29.06	100km	29. Lake Saroma 100 km Ultramarathon	9:32:43 h	156
18.05	100km	20th Yatsugatake Nobeyama 100 km	9:44:06 h	40
29.03	58km	10th Izu Oshima Ultra 58 km	4:46:37 h	1 🏆
2013
15.09	100km	13th Tango 100 km Ultramarathon	9:11:51 h	38
28.07	77km	20. Ultramarathon Okumusashi	7:02:09 h	62
30.06	100km road race	28. Lake Saroma 100 km Ultramarathon	8:59:51 h	118
01.06	100km	1st Tokyo Shibamata 100 km	8:51:06 h	13
2012
06.10	50km	9th Echigo Kubikino 50km Ultramarathon	3:51:19 h	9
05.08	77km	19. Ultramarathon Okumusashi	7:42:11 h	106
24.06	100km road race	27. Lake Saroma 100 km Ultramarathon	8:41:47 h	89
10.06	100km	1st Hida Takayama 100 km Ultramarathon	10:15:33 h	43
2011
21.08	100km	1st North Okhotsk 100 km Marathon	13:43:10 h	239
07.08	77km	18. Ultramarathon Okumusashi	8:18:37 h	204
26.06	100km road race	26. Lake Saroma 100 km Ultramarathon	8:41:07 h	74
2010
09.10	100km	8th Echigo Kubikino 100km Ultramarathon	9:02:32 h	33
27.06	100km	25. Lake Saroma 100 km Ultramarathon	9:15:29 h	105
25.04	100km	20th Fuji 5 Lakes 100 km Challenge	9:07:02 h	21
2009
17.05	71km	15th Yatsugatake Nobeyama 71 km	6:39:49 h	8
2008
11.10	100km	7th Echigo Kubikino 100km Ultramarathon	12:32:49 h	430
2007
16.09	60km	7th Tango 60 km Ultramarathon	6:14:44 h	28
24.06	100km	22. Lake Saroma 100 km Ultramarathon	9:08:26 h	140
2006
25.06	100km	21. Lake Saroma 100 km Ultramarathon	9:31:21 h	146
2005
26.06	100km	Open Race at IAU 100km WC Yubetsu (20. Lake Saroma 100 km Ultramarathon)	10:35:50 h	412

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	26/5/2018	7th Tojinbo 103 km Ultramarathon	103,00	×1
✓ 2	28/6/2026	41. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 3	29/6/2025	40. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 4	30/6/2024	39. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 5	25/6/2023	38. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 6	30/6/2019	34. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 7	24/6/2018	33. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 8	25/6/2017	32. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 9	26/6/2016	31. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 10	18/10/2015	21st River Shimanto 100km	100,00	×1
✓ 11	28/6/2015	30. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 12	29/6/2014	29. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 13	18/5/2014	20th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 14	15/9/2013	13th Tango 100 km Ultramarathon	100,00	×1
✓ 15	30/6/2013	28. Lake Saroma 100 km Ultramarathon (JPN)	100,00	×1
✓ 16	1/6/2013	1st Tokyo Shibamata 100 km	100,00	×1
✓ 17	24/6/2012	27. Lake Saroma 100 km Ultramarathon (JPN)	100,00	×1
✓ 18	10/6/2012	1st Hida Takayama 100 km Ultramarathon	100,00	×1
✓ 19	21/8/2011	1st North Okhotsk 100 km Marathon	100,00	×1
✓ 20	26/6/2011	26. Lake Saroma 100 km Ultramarathon (JPN)	100,00	×1
✓ 21	9/10/2010	8th Echigo Kubikino 100km Ultramarathon	100,00	×1
✓ 22	27/6/2010	25. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 23	25/4/2010	20th Fuji 5 Lakes 100 km Challenge	100,00	×1
✓ 24	11/10/2008	7th Echigo Kubikino 100km Ultramarathon	100,00	×1
✓ 25	24/6/2007	22. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 26	25/6/2006	21. Lake Saroma 100 km Ultramarathon	100,00	×1
✓ 27	26/6/2005	Open Race at IAU 100km WC Yubetsu (20. Lake Saroma 100 km Ultramarathon)	100,00	×1
✓ 28	19/4/2026	36th Fuji 4 Lakes 80 km Challenge	80,00	×1
✓ 29	4/6/2023	30. Ultramarathon Okumusashi	78,00	×1
✓ 30	5/6/2022	29. Ultramarathon Okumusashi	78,00	×1
✓ 31	2/6/2019	26. Ultramarathon Okumusashi	78,00	×1
✓ 32	3/6/2018	25. Ultramarathon Okumusashi	78,00	×1
✓ 33	4/6/2017	24. Ultramarathon Okumusashi	78,00	×1
✓ 34	5/6/2016	23. Ultramarathon Okumusashi	78,00	×1
✓ 35	22/6/2015	22. Ultramarathon Okumusashi	77,00	×1
✓ 36	27/7/2014	21. Ultramarathon Okumusashi	77,00	×1
✓ 37	28/7/2013	20. Ultramarathon Okumusashi	77,00	×1
✓ 38	5/8/2012	19. Ultramarathon Okumusashi	77,00	×1
✓ 39	7/8/2011	18. Ultramarathon Okumusashi	77,00	×1
✓ 40	17/5/2009	15th Yatsugatake Nobeyama 71 km	71,00	×1
✓ 41	20/10/2024	31. Ultramarathon Okumusashi	70,00	×1
✓ 42	20/4/2025	35th Fuji 3 Lakes 62 km Challenge	62,00	×1
✓ 43	21/4/2024	34th Fuji 3 Lakes 62 km Challenge	62,00	×1
✓ 44	16/4/2023	33th Fuji 3 Lakes 62 km Challenge	62,00	×1
✓ 45	17/4/2022	32th Fuji 5 Lakes 62 km Challenge	62,00	×1
✓ 46	9/10/2016	11th Echigo Kubikino 60km Ultramarathon	60,00	×1
✓ 47	22/11/2014	1st Kiso-Sansen 60 km Ultra-Marathon	60,00	×1
✓ 48	12/10/2014	10th Echigo Kubikino 60km Ultramarathon	60,00	×1
✓ 49	16/9/2007	7th Tango 60 km Ultramarathon	60,00	×1
✓ 50	28/3/2015	11th Izu Oshima Ultra 58 km	58,00	×1
✓ 51	29/3/2014	10th Izu Oshima Ultra 58 km	58,00	×1
✓ 52	7/5/2022	2nd Kimitsu Ultra Marathon	57,00	×1
✓ 53	8/5/2021	1st Kimitsu Ultra Marathon	57,00	×1
✓ 54	9/5/2026	6th Kimitsu Ultra Marathon	55,00	×1
✓ 55	10/5/2025	5th Kimitsu Ultra Marathon	55,00	×1
56	11/5/2024	4th Kimitsu Ultra Marathon	55,00	×1
57	13/5/2023	3rd Kimitsu Ultra Marathon	55,00	×1
58	4/9/2022	15th OSJ Adatara Trail 50K	53,40	—
59	7/12/2025	11th Kumano Old Trails	52,00	—
60	1/2/2026	5th Amami yori yori Run	50,00	—
61	15/11/2025	11th FunTrails50K Round	50,00	—
62	2/2/2025	4th Amami yori yori Run	50,00	—
63	8/2/2020	11th OSJ Jungle Trail 50K Amami	50,00	—
64	11/9/2016	4th 50 km Ultramarathon Hakusan-Shirakawago	50,00	—
65	6/10/2012	9th Echigo Kubikino 50km Ultramarathon	50,00	—