Aya (土居綾) Doi

Born : 1982 Cat. W40 Ultrarunner since 2013

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

Taiwan

18,8%

Rank quotient ?This runner's calculation uses 71 eligible race(s): Σ(rank − 1) = 4 968; Σ finishers = 26 407. 4 968 / 26 407 × 100 = 18.81%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed71

Km — ultra races7 955 km

> 100 km22

> 160 km12

> 200 km5

> 24h12

Longest race254,0 km

14th River Road Foot Race 254 km — 3/5/2018

Km per year (ultra races)

364

2022

109

2023

2024

2025

2026

Race types (share of distance)

Road93,5%

Trail6,5%

Wins & podiums (ultra)

🏆 Win0

🏆 Win F14

🏅 Top 32

🏅 Top 3 F37

Longest winning streak0

Current streak0

Records

50 km4h37'42 100 km8h35'19 50 mi10h54'53 6 h65,74 km 12 h55,63 km 24 h216,53 km

HISTORY

73 race(s) · 8 split(s) nested

Date		Race	Perf.	Rk
2023
11.03	24h	15th Jingu Gaien 24 Hour Challenge	108.614 km	82
11.03	6h	15th Jingu Gaien 24 Hour Challenge - 6h Split	47.664 km	85
11.03	12h	15th Jingu Gaien 24 Hour Challenge -12h Split	80.764 km	81
2022
09.10	100km	14th Echigo Kubikino 100km Ultramarathon	11:37:00 h	264
03.07	8h	28th 8-Hour Endurance Race Tokorozawa	63.700 km	65
12.06	100km	16th Iwate Ginga 100km Marathon Challenge	10:57:03 h	181
22.05	100km	28th Yatsugatake Nobeyama 100 km	12:44:15 h	411
2020
05.07	8h	26th 8-Hour Endurance Race Tokorozawa	68.600 km	76
08.02	50km	9th Taipei 24hr Ultra Marathon - 50km	4:37:42 h	12
08.02	50mi	9th Taipei 24hr Ultra Marathon - 50mi	10:54:53 h	52
08.02	100km	9th Taipei 24hr Ultra Marathon - 100km	20:23:49 h	56
08.02	6h	9th Taipei 24hr Ultra Marathon - 6h Split	61.659 km	18
08.02	12h	9th Taipei 24hr Ultra Marathon - 12h Split	84.201 km	54
08.02	24h	9th Taipei 24hr Ultra Marathon	114.699 km	51
2019
07.10	118km	1st Fuji 5 Lakes 118 km Autumn Challenge	11:52:53 h	12
29.09	100km	22th Muraoka 100 km Ultra Marathon	9:51:00 h	15
14.09	24h	14. Shonan Int. Relay Marathon 24 Hour Run	211.100 km	5
08.09	100km	7th 100 km Ultramarathon Hakusan-Shirakawago	9:44:58 h	21
25.08	70km	6th Tsukuba Renjyo 70 km Road & Trail Run	9:34:16 h	23
28.07	100km	9th North Okhotsk 100 km Marathon	9:45:30 h	11
13.07	177km	4th Michinoku Tsugaru Journey Run 177K	26:17:14 h	11
16.02	24h	8th Taipei 24hr Ultra Marathon	184.252 km	30
16.02	50km	8th Taipei 24hr Ultra Marathon - 50km Split	4:28:42 h	8
16.02	6h	8th Taipei 24hr Ultra Marathon - 6h Split	64.974 km	11
16.02	50mi	8th Taipei 24hr Ultra Marathon - 50mi Split	7:45:21 h	13
16.02	100km	8th Taipei 24hr Ultra Marathon - 100km Split	9:55:16 h	14
16.02	12h	8th Taipei 24hr Ultra Marathon - 12h Split	116.688 km	17
16.02	100mi	8th Taipei 24hr Ultra Marathon - 100mi Split	18:54:55 h	21
2018
16.12	100km	3rd Okinawa 100km Ultramarathon	11:47:07 h	113
10.11	24h	13th Jingu Gaien 24 Hour Challenge	216.528 km	18
15.09	24h	21. Hiratsuka 24 hour race	176.500 km	13
18.08	24h	9th Lake Miyagase 24-hour Relay Marathon	203.400 km	3 🥉
22.07	100km	8th North Okhotsk 100 km Marathon	9:20:49 h	9
14.07	188km	3rd Michinoku Tsugaru Journey Run 188K	29:52:40 h	8
30.06	8h	24th 8-Hour Endurance Race Tokorozawa	63.700 km	52
17.06	100km	2nd Nikko 100km Ultramarathon	10:42:40 h	116
02.06	24h	17. Green Charity Marathon Tokyo - Hard Run 24H	127.500 km	39
20.05	100km	24th Yatsugatake Nobeyama 100 km	12:34:54 h	546
03.05	254km	14th River Road Foot Race 254 km	43:43:15 h	14
22.04	118km	28th Fuji 5 Lakes 118 km Challenge	11:29:26 h	28
03.03	233km	8th Little Edo Oedo 230k	35:09:34 h	17
2017
17.12	100km	2nd Okinawa 100km Ultramarathon	9:46:36 h	24
11.11	24h	12th Jingu Gaien 24 Hour Challenge	199.185 km	36
24.09	120km	20th Muraoka 120 km Ultra Marathon	12:02:57 h	18
09.09	6h	20. Hiratsuka 6 hour race	65.740 km	5
05.08	24h	17th 24-hour relay & solo marathon Kobe	83.300 km	95
23.07	100km	7th North Okhotsk 100 km Marathon	9:53:52 h	21
02.07	100km	1st Nikko 100km Ultramarathon	13:09:25 h	636
18.06	53km	3rd Echigo Country Trail	9:19:00 h	201
10.06	24h	16. Green Charity Marathon Tokyo - Hard Run 24H	189.203 km	7
21.05	100km	23rd Yatsugatake Nobeyama 100 km	11:34:48 h	201
04.05	173km	11th Nagasaki Tachibana Gulf Coast Super Maranic 173	25:22:09 h	18
23.04	118km	27th Fuji 5 Lakes 118 km Challenge	12:11:13 h	65
26.03	100km	13th Izu Oshima Ultra 100 km	10:05:51 h	10
05.03	100km	3rd Nagoura Marathon 100 km	9:36:13 h	7
15.01	100km	27th Miyako 100 km Ultramarathon	9:11:47 h	16
2016
17.12	24h	11th Jingu Gaien 24 Hour Challenge	120.534 km	125
13.11	75km	2nd Gasando Trail running race	12:56:34 h	167
09.10	60km	11th Echigo Kubikino 60km Ultramarathon	5:05:23 h	14
25.09	100km	19th Muraoka 100 km Ultra Marathon	10:00:26 h	12
28.08	48km	3rd Tsukuba Renjyo 48 km Road & Trail Run	6:41:32 h	106
31.07	100km	6th North Okhotsk 100 km Marathon	9:43:37 h	14
12.06	100km	12th Iwate Ginga 100km Marathon Challenge	10:45:41 h	147
22.05	71km	22nd Yatsugatake Nobeyama 71 km	7:20:32 h	12
24.04	118km	26th Fuji 5 Lakes 118 km Challenge	13:07:50 h	185
27.03	100km	2nd Osaka Yodogawa 100 km Ultra Marathon	10:03:40 h	36
17.01	100km	26th Miyako 100 km Ultramarathon	10:23:19 h	39
2015
19.12	12h	10th Jingu Gaien Ultramarathon 12 Hour	55.631 km	13
25.10	60km	2nd Laguna Beach Ultra Marathon - 60km	5:25:26 h	3 🥉
27.09	100km	25. Akita Nairiku 100km Marathon	9:47:01 h	68
29.08	100km	KISO Great Traverse 100 km Ultra Marathon	10:22:02 h	23
26.07	100km	5th North Okhotsk 100 km Marathon	9:31:37 h	19
14.06	100km	11th Iwate Ginga 100km Marathon Challenge	9:31:47 h	53
19.04	118km	25th Fuji 5 Lakes 118 km Challenge	12:48:02 h	109
11.01	100km	25th Miyako 100 km Ultramarathon	8:59:43 h	20
2014
12.10	100km	10th Echigo Kubikino 100km Ultramarathon	9:22:39 h	68
27.07	100km	4th North Okhotsk 100 km Marathon	9:14:19 h	13
08.06	100km	10th Iwate Ginga 100km Marathon Challenge	8:35:19 h	20
29.03	100km	10th Izu Oshima Ultra 100 km	9:39:16 h	9
2013
20.10	100km	2nd Noto Peninsula 100 km Ultra Marathon	9:38:45 h	19
09.06	100km	9th Iwate Ginga 100km Marathon Challenge	9:03:27 h	31

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	3/5/2018	14th River Road Foot Race 254 km	254,00	×3
✓ 2	3/3/2018	8th Little Edo Oedo 230k	233,00	×3
✓ 3	10/11/2018	13th Jingu Gaien 24 Hour Challenge	216,53	×3
✓ 4	14/9/2019	14. Shonan Int. Relay Marathon 24 Hour Run	211,10	×2
✓ 5	18/8/2018	9th Lake Miyagase 24-hour Relay Marathon	203,40	×2
✓ 6	11/11/2017	12th Jingu Gaien 24 Hour Challenge	199,19	×2
✓ 7	10/6/2017	16. Green Charity Marathon Tokyo - Hard Run 24H	189,20	×2
✓ 8	14/7/2018	3rd Michinoku Tsugaru Journey Run 188K	188,00	×2
✓ 9	16/2/2019	8th Taipei 24hr Ultra Marathon	184,25	×2
✓ 10	13/7/2019	4th Michinoku Tsugaru Journey Run 177K	177,00	×2
✓ 11	15/9/2018	21. Hiratsuka 24 hour race	176,50	×2
✓ 12	4/5/2017	11th Nagasaki Tachibana Gulf Coast Super Maranic 173	173,00	×2
✓ 13	2/6/2018	17. Green Charity Marathon Tokyo - Hard Run 24H	127,50	×1
✓ 14	17/12/2016	11th Jingu Gaien 24 Hour Challenge	120,53	×1
✓ 15	24/9/2017	20th Muraoka 120 km Ultra Marathon	120,00	×1
✓ 16	7/10/2019	1st Fuji 5 Lakes 118 km Autumn Challenge	118,00	×1
✓ 17	22/4/2018	28th Fuji 5 Lakes 118 km Challenge	118,00	×1
✓ 18	23/4/2017	27th Fuji 5 Lakes 118 km Challenge	118,00	×1
✓ 19	24/4/2016	26th Fuji 5 Lakes 118 km Challenge	118,00	×1
✓ 20	19/4/2015	25th Fuji 5 Lakes 118 km Challenge	118,00	×1
✓ 21	8/2/2020	9th Taipei 24hr Ultra Marathon	114,70	×1
✓ 22	11/3/2023	15th Jingu Gaien 24 Hour Challenge	108,61	×1
✓ 23	9/10/2022	14th Echigo Kubikino 100km Ultramarathon	100,00	×1
✓ 24	12/6/2022	16th Iwate Ginga 100km Marathon Challenge	100,00	×1
✓ 25	22/5/2022	28th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 26	29/9/2019	22th Muraoka 100 km Ultra Marathon	100,00	×1
✓ 27	8/9/2019	7th 100 km Ultramarathon Hakusan-Shirakawago	100,00	×1
✓ 28	28/7/2019	9th North Okhotsk 100 km Marathon	100,00	×1
✓ 29	16/12/2018	3rd Okinawa 100km Ultramarathon	100,00	×1
✓ 30	22/7/2018	8th North Okhotsk 100 km Marathon	100,00	×1
✓ 31	17/6/2018	2nd Nikko 100km Ultramarathon	100,00	×1
✓ 32	20/5/2018	24th Yatsugatake Nobeyama 100 km	100,00	×1
✓ 33	17/12/2017	2nd Okinawa 100km Ultramarathon	100,00	×1
✓ 34	23/7/2017	7th North Okhotsk 100 km Marathon	100,00	×1
✓ 35	2/7/2017	1st Nikko 100km Ultramarathon	100,00	×1
✓ 36	21/5/2017	23rd Yatsugatake Nobeyama 100 km	100,00	×1
✓ 37	26/3/2017	13th Izu Oshima Ultra 100 km	100,00	×1
✓ 38	5/3/2017	3rd Nagoura Marathon 100 km	100,00	×1
✓ 39	15/1/2017	27th Miyako 100 km Ultramarathon	100,00	×1
✓ 40	25/9/2016	19th Muraoka 100 km Ultra Marathon	100,00	×1
✓ 41	31/7/2016	6th North Okhotsk 100 km Marathon	100,00	×1
✓ 42	12/6/2016	12th Iwate Ginga 100km Marathon Challenge	100,00	×1
✓ 43	27/3/2016	2nd Osaka Yodogawa 100 km Ultra Marathon	100,00	×1
✓ 44	17/1/2016	26th Miyako 100 km Ultramarathon	100,00	×1
✓ 45	27/9/2015	25. Akita Nairiku 100km Marathon	100,00	×1
✓ 46	29/8/2015	KISO Great Traverse 100 km Ultra Marathon	100,00	×1
✓ 47	26/7/2015	5th North Okhotsk 100 km Marathon	100,00	×1
✓ 48	14/6/2015	11th Iwate Ginga 100km Marathon Challenge	100,00	×1
✓ 49	11/1/2015	25th Miyako 100 km Ultramarathon	100,00	×1
✓ 50	12/10/2014	10th Echigo Kubikino 100km Ultramarathon	100,00	×1
✓ 51	27/7/2014	4th North Okhotsk 100 km Marathon	100,00	×1
✓ 52	8/6/2014	10th Iwate Ginga 100km Marathon Challenge	100,00	×1
✓ 53	29/3/2014	10th Izu Oshima Ultra 100 km	100,00	×1
✓ 54	20/10/2013	2nd Noto Peninsula 100 km Ultra Marathon	100,00	×1
✓ 55	9/6/2013	9th Iwate Ginga 100km Marathon Challenge	100,00	×1
✓ 56	5/8/2017	17th 24-hour relay & solo marathon Kobe	83,30	×1
✓ 57	13/11/2016	2nd Gasando Trail running race	75,00	×1
✓ 58	22/5/2016	22nd Yatsugatake Nobeyama 71 km	71,00	—
✓ 59	25/8/2019	6th Tsukuba Renjyo 70 km Road & Trail Run	70,00	—
✓ 60	5/7/2020	26th 8-Hour Endurance Race Tokorozawa	68,60	—
✓ 61	9/9/2017	20. Hiratsuka 6 hour race	65,74	—
✓ 62	3/7/2022	28th 8-Hour Endurance Race Tokorozawa	63,70	—
✓ 63	30/6/2018	24th 8-Hour Endurance Race Tokorozawa	63,70	—
64	9/10/2016	11th Echigo Kubikino 60km Ultramarathon	60,00	—
65	25/10/2015	2nd Laguna Beach Ultra Marathon - 60km	60,00	—
66	19/12/2015	10th Jingu Gaien Ultramarathon 12 Hour	55,63	—
67	18/6/2017	3rd Echigo Country Trail	53,00	—
68	28/8/2016	3rd Tsukuba Renjyo 48 km Road & Trail Run	48,00	—