Ouchi, Ken

Born 19652009 – 2026

Events

111

102 race dates

Best pace

10.842

km/h · 2012

Best finish

5th

of 195 · 2016

Distance raced

12,803

km · splits not double-counted

Pace over time

110 of 111 results · km/h

Actual pace
Age-graded pace
Split of a race already plotted

1 result is not on this chart. They are counted in every statistic above and listed in full below — backyard ultras carry a lap count instead of a pace, which is the number that means something in that format.

Results

Every result for this runner in date order. Splits of a race are indented under it and are not counted again in the distance total.
Date	Event	Distance	Result	Pace km/h	Placing
2009-08-30	Tsurunuma 52 kmJapan*Tokyo	52km	5:06:30 h	10.179	40/152
2009-09-27	Muraoka 88 km Ultra MarathonJapan*Tokio	88km	10:21:23 h	8.497	19/119
2009-10-18	River Shimanto 100kmJapanファイザー	100km	10:26:41 h	9.574	175/1166
2010-04-04	Tsurunuma 100 kmJapan*Tokyo	100km	10:07:18 h	9.880	21/74
2010-06-20	Okinoshima 100km Ultra MarathonJapan*Tokyo	100km	11:40:22 h	8.567	60/280
2010-07-04	8-Hour Endurance Race Tokorozawa - 3 taiJapanF.M00N	8h	61.674 km	7.709	24/67
2010-08-01	Ultramarathon OkumusashiJapan*Tokyo	77km	8:49:43 h	8.722	235/921
2010-09-26	Akita Nairiku 100km MarathonJapan*Tokyo	100km	11:14:35 h	8.894	192/740
2010-10-09	Echigo Kubikino 100km UltramarathonJapan*Tokyo	100km	10:54:28 h	9.168	220/937
2011-06-12	Iwate Ginga 100km Marathon ChallengeJapan*Iwate Pref.	100km	12:47:44 h	7.815	340/597
2011-06-19	Okinoshima 100km Ultra MarathonJapan*Tokyo	100km	10:46:20 h	9.283	54/311
2011-07-10	8-Hour Endurance Race Tokorozawa - 3 taiJapan*Tokyo To	8h	64.920 km	8.115	19/85
2011-08-07	Ultramarathon OkumusashiJapan*Tokyo	77km	7:40:56 h	10.023	116/1052
2011-09-25	Muraoka 100 km Ultra MarathonJapan	100km	9:49:21 h	10.181	14/245
2011-10-15	Jingu Gaien Ultramarathon 12 HourJapanIAU Bronze*Tokyo	12h	123.318 km	10.277	1/14
2012-04-01	Tsurunuma 100 kmJapan*Tokyo	100km	9:13:23 h	10.842	6/73
2012-04-07	Toda Saiko 70 kmJapanF.M00N	70km	6:39:14 h	10.520	28/239
2012-06-10	Iwate Ginga 100km Marathon ChallengeJapan宮古健康倶楽部	100km	11:10:45 h	8.945	198/804
2012-06-16	Tokyo Challenge 24 hoursJapan	24h	161.600 km	6.733	19/128
2012-07-08	8-Hour Endurance Race Tokorozawa - 3 taiJapan*Tokyo To	8h	71.412 km	8.927	34/91
2012-08-05	Ultramarathon OkumusashiJapan*Tokyo	77km	7:32:20 h	10.214	85/1103
2012-10-07	Jingu Gaien 24 Hour ChallengeJapanIAU Gold	24h	181.252 km	7.552	31/80
2013-03-02	Little Edo Oedo 200kJapanFunky M00N	203km	28:52:49 h	7.029	26/159
2013-04-07	Tsurunuma 100 kmJapan*Tokyo	100km	9:14:27 h	10.822	5/59
2013-06-09	Iwate Ginga 100km Marathon ChallengeJapan*Iwate Pref.	100km	12:24:19 h	8.061	409/873
2013-07-07	8-Hour Endurance Race Tokorozawa - 3 taiJapan*Tokyo To	8h	61.674 km	7.709	38/88
2013-07-28	Ultramarathon OkumusashiJapan	77km	7:44:48 h	9.940	143/1307
2013-11-09	Jingu Gaien 24 Hour ChallengeJapanIAU Gold	24h	192.269 km	8.011	33/101
2014-03-01	Little Edo Oedo 200kJapan*Tokyo	203km	29:30:14 h	6.880	37/151
2014-04-06	Tsurunuma 100 kmJapanFunky MOON	100km	9:30:54 h	10.510	11/75
2014-05-10	Tojinbo 103 Km UltramarathonJapan*Tokyo	103km	10:15:02 h	10.048	9/157
2014-06-08	Iwate Ginga 100km Marathon ChallengeJapan*Iwate Pref.	100km	10:46:13 h	9.285	190/977
2014-06-21	Tokyo Challenge 24 hoursJapan	24h	143.320 km	5.972	43/140
2014-07-06	8-Hour Endurance Race Tokorozawa - 3 taiJapan*Tokyo To	8h	45.444 km	5.681	94/97
2014-07-27	Ultramarathon OkumusashiJapanF.M00N	77km	8:53:33 h	8.659	206/1033
2014-08-30	World Cultural Heritage "Fuji" Foot RaceJapan*Kodaira City, Tokyo	103km	12:16:00 h	8.397	7/29
2014-11-08	Jingu Gaien 24 Hour ChallengeJapanIAU Gold	24h	209.065 km	8.711	19/116
2014-11-08	Jingu Gaien 24 Hour Challenge -12h SplitJapanIAU Gold	12h	116.561 km	9.713	28/115
2014-11-08	Jingu Gaien 24 Hour Challenge - 6h SplitJapanIAU GoldSplit of the race above; not counted again in the distance total	6h	60.930 km	10.155	37/107
2015-02-28	Little Edo Oedo 200kJapan*Tokyo	203km	30:11:15 h	6.725	56/232
2015-05-16	Tojinbo 103 Km UltramarathonJapan	103km	10:09:01 h	10.148	7/179
2015-06-14	Iwate Ginga 100km Marathon ChallengeJapan*Iwate Pref.	100km	11:32:48 h	8.661	269/942
2015-06-21	Okinoshima 100km Ultra MarathonJapan	100km	9:21:00 h	10.695	19/491
2015-10-18	River Shimanto 100kmJapan*Tokyo	100km	9:33:49 h	10.456	69/1246
2015-12-19	Jingu Gaien 24 Hour ChallengeJapanIAU Gold	24h	210.769 km	8.782	17/132
2016-03-05	Little Edo Oedo 200kJapan*Kodaira, Tokyo Pref.	204km	27:36:42 h	7.388	19/209
2016-05-28	Tojinbo 103 Km UltramarathonJapan	103km	9:44:27 h	10.574	5/195
2016-06-12	Hida Takayama 72 km UltramarathonJapan	72km	7:26:10 h	9.682	43/663
2016-06-19	Okinoshima 100km Ultra MarathonJapan	100km	9:21:12 h	10.691	15/434
2016-07-17	Michinoku Tsugaru Journey Run 200KJapan*Tokyo	200km	27:41:58 h	7.220	9/117
2016-10-16	River Shimanto 100kmJapan	100km	9:31:14 h	10.504	89/1365
2016-12-17	Jingu Gaien 24 Hour ChallengeJapanIAU Gold	24h	150.999 km	6.292	91/149
2017-03-04	Little Edo Oedo 200kJapan	204km	28:49:38 h	7.077	50/241
2017-04-15	Okuizumo Ultra Orochi 100km TooashiJapan	102km	10:49:22 h	9.425	32/374
2017-05-21	Saba Highway UltramarathonJapan	77km	9:11:06 h	8.383	75/490
2017-05-28	Ebisu-Daikoku 100 km MarathonJapan*Kodaira, Tokyo Pref.	100km	10:23:01 h	9.631	42/373
2017-06-18	Okinoshima 100km Ultra MarathonJapan	100km	10:20:54 h	9.663	45/403
2017-07-02	Nikko 100km UltramarathonJapan*Tokyo	100km	10:51:58 h	9.203	155/1160
2017-07-15	Michinoku Tsugaru Journey Run 250KJapan	250km	43:49:52 h	5.704	25/67
2017-08-05	24-hour relay & solo marathon KobeJapan	24h	159.800 km	6.658	6/130
2017-09-02	Miyagi Yumeguri Ultra Marathon - 115 kmJapan	115km	12:03:02 h	9.543	12/84
2017-10-21	Iki 100 Km Ultra MarathonJapan*Kodaira, Tokyo	100km	9:50:52 h	10.155	16/251
2017-11-11	Jingu Gaien 24 Hour ChallengeJapanIAU Silver	24h	197.652 km	8.236	37/147
2018-03-03	Little Edo Oedo 200kJapan	204km	30:49:07 h	6.619	73/245
2018-04-14	Okuizumo Ultra Orochi 100km TooashiJapan	102km	10:53:07 h	9.370	29/376
2018-06-17	Okinoshima 100km Ultra MarathonJapan	100km	9:54:31 h	10.092	24/446
2018-07-14	Michinoku Tsugaru Journey Run 263KJapan*Tokyo	263km	46:10:39 h	5.695	30/101
2018-08-19	World Cultural Heritage "Fuji" Foot RaceJapan	101km	13:07:00 h	7.700	32/72
2018-09-01	Miyagi Yumeguri Ultra Marathon - 105 kmJapan	105k	13:10:26 h	—	5/36
2018-10-20	Iki 100 Km Ultra MarathonJapan*Tokyo Pref.	100km	10:46:04 h	9.287	58/326
2018-11-10	Jingu Gaien 24 Hour ChallengeJapanIAU Silver	24h	164.571 km	6.857	74/144
2019-02-23	Little Edo Oedo 200kJapan*Tokyo Pref.	204km	30:35:54 h	6.667	74/269
2019-04-21	Fuji 5 Lakes 71 km ChallengeJapan	71km	8:15:56 h	8.590	153/860
2019-04-21	Yamadera Zao 100 Km Ultra MarathonJapan*Tokyo Pref.	100km	12:45:33 h	7.838	22/192
2019-06-09	Iwate Ginga 100km Marathon ChallengeJapan*Iwate Pref.	100km	11:59:56 h	8.334	265/654
2019-06-16	Okinoshima 100km Ultra MarathonJapan	100km	9:44:38 h	10.263	33/469
2019-07-13	Michinoku Tsugaru Journey Run 263KJapan*Tokyo Pref.	263km	44:31:06 h	5.908	37/136
2019-08-17	World Cultural Heritage "Fuji" Foot RaceJapan	101km	13:36:25 h	7.423	37/130
2019-09-07	Miyagi Yumeguri Ultra Marathon - 95 kmJapan	95km	11:07:50 h	8.535	1/26
2019-10-19	Iki 100 Km Ultra MarathonJapan*Kodaira, Tokyo Pref.	100km	10:47:22 h	9.268	40/282
2020-02-22	Little Edo Oedo 205kJapan*Tokyo Pref.	206km	30:43:22 h	6.705	59/258
2022-06-05	Ultramarathon OkumusashiJapan*Tokyo	78km	8:49:29 h	8.839	286/853
2022-06-12	Iwate Ginga 100km Marathon ChallengeJapan*Iwate Pref.	100km	13:57:06 h	7.168	739/750
2022-08-20	World Cultural Heritage "Fuji" Foot RaceJapan	101km	14:04:00 h	7.180	39/120
2022-09-17	Utsukushima Fukushima Journey Run 251KJapan*Tokyo	251km	45:18:39 h	5.540	18/51
2023-03-11	Jingu Gaien 24 Hour ChallengeJapanIAU Gold	24h	171.074 km	7.128	51/98
2023-03-11	Jingu Gaien 24 Hour Challenge -12h SplitJapan	12h	100.624 km	8.385	54/98
2023-03-11	Jingu Gaien 24 Hour Challenge - 6h SplitJapanSplit of the race above; not counted again in the distance total	6h	54.284 km	9.047	64/90
2023-04-23	Yamadera Zao 100 Km Ultra MarathonJapan	100km	12:39:16 h	7.902	44/123
2023-05-27	Hirosaki 24h Ultra RunJapan*Tokyo	24h	137.186 km	5.716	48/69
2023-09-17	Utsukushima Fukushima Journey Run 127KJapan*Tokyo	127km	19:12:05 h	6.614	9/39
2023-12-10	Tobishima Ultra MarathonJapan*Tokyo	100km	12:06:51 h	8.255	61/385
2024-04-21	Yamadera Zao 100 Km Ultra MarathonJapan	100km	11:40:28 h	8.566	30/125
2024-05-21	Hirosaki 24h Ultra RunJapan*Tokyo	24h	145.329 km	6.055	56/90
2024-06-09	Iwate Ginga 50km Marathon ChallengeJapan*Iwate Pref.	50km	5:23:02 h	9.287	67/223
2024-07-13	Michinoku Tsugaru Journey Run 154KJapan*Tokyo	154km	25:53:43 h	5.947	26/69
2024-12-08	Tobishima Ultra MarathonJapan*Tokyo	100km	12:09:26 h	8.226	88/427
2025-03-08	Jingu Gaien 24 Hour ChallengeJapanIAU Gold	24h	74.175 km	3.091	96/105
2025-03-08	Jingu Gaien 24 Hour Challenge -12h SplitJapan	12h	74.175 km	6.181	89/105
2025-03-08	Jingu Gaien 24 Hour Challenge - 6h SplitJapanSplit of the race above; not counted again in the distance total	6h	56.956 km	9.493	62/98
2025-04-20	Yamadera Zao 100 Km Ultra MarathonJapan	100km	12:21:25 h	8.093	27/89
2025-05-24	Hirosaki 24h Ultra RunJapanIAU Bronze*Tokyo	24h	115.000 km	4.792	82/98
2025-06-08	Iwate Ginga 50km Marathon ChallengeJapan*Iwate Pref.	50km	5:18:00 h	9.434	41/163
2025-06-15	Okinoshima 100km Ultra MarathonJapan	100km	12:27:44 h	8.024	91/286
2025-07-19	Michinoku Tsugaru Journey Run 154KJapan*Tokyo	154km	26:16:05 h	5.863	13/51
2025-12-14	Tobishima Ultra MarathonJapan*Tokyo	100km	11:53:49 h	8.406	50/405
2026-03-28	Jingu Gaien 24 Hour ChallengeJapanIAU Silver	24h	163.947 km	6.831	41/85
2026-04-19	Yamadera Zao 100 km Ultra MarathonJapan	100km	12:37:24 h	7.922	39/97
2026-05-23	IAU 24h Asia and Oceania Championships OpenJapanIAU Bronze	24h	135.000 km	5.625	79/113
2026-05-23	IAU 24h Asia and Oceania Championships Open - 12h SplitJapanIAU BronzeSplit of the race above; not counted again in the distance total	12h	95.000 km	7.917	51/112
2026-06-14	Iwate Ginga 50km Marathon ChallengeJapan	50km	5:49:55 h	8.573	52/176