| |
| 1500m |
| Outdoor Alltime
Show/hide |
| |
| 2008 |
| Outdoor |
| 3:50.58 | 1r9 | | Yokohama | 31 May |
| 3:47.51 | 1h2-18 | CYG | Pune | 14 Oct |
| 3:45.96 | 1-18 | CYG | Pune | 15 Oct |
| 2009 |
| Outdoor |
| 3:48.09 | 3h2 | East Jpn Corp | Tendo | 16 May |
| 3:43.44 | 1 | East Jpn Corp | Tendo | 16 May |
| 3:47.56 | 1h2 | Corp Ch | Okayama | 27 Sep |
| 3:41.83 | 1 | Corp Ch | Okayama | 27 Sep |
| 2010 |
| Outdoor |
| 3:42.70 | 1 | HyogoR | Kobe | 25 Apr |
| 3:42.63 | 2 | | Kumagaya | 15 May |
| 3:39.27 | 1 | Corp Ch | Niigata | 26 Sep |
| 2011 |
| Outdoor |
| 3:43.18 | 1 | Kumariku | Kumamoto | 9 Apr |
| 3:47.86 | 8 | HyogoR | Kobe | 24 Apr |
| 3:50.03 | 1h1 | | Kumagaya | 21 May |
| 3:42.28 | 1 | | Kumagaya | 21 May |
| 3:47.24 | 2 | Corp Ch | Naruto | 25 Sep |
| 2012 |
| Outdoor |
| 3:46.48 | 1 | HyogoR | Kobe | 22 Apr |
| 2013 |
| Outdoor |
| 3:41.11 | 4 | SavoG | Lapinlahti | 21 Jul |
|
| 2008
3:45.96w | 1-18 | Pune | 15 Oct | |
| 2009
3:41.83w | 1 | Okayama | 27 Sep | |
| 2010
3:39.27w | 1 | Niigata | 26 Sep | |
| 2011
3:42.28w | 1 | Kumagaya | 21 May | |
| 2012
3:46.48w | 1 | Kobe | 22 Apr | |
| 2013
3:41.11w | 4 | Lapinlahti | 21 Jul | |
| |
| 3000m |
| Outdoor Alltime
Show/hide |
| |
| 2008 |
| Outdoor |
| 7:54.04 | 1 | Hokuren | Shibetsu | 8 Jun |
| 2009 |
| Outdoor |
| 7:52.89 | 1 | Hokuren | Sapporo | 6 Jun |
| 2014 |
| Outdoor |
| 7:39.63 | 6 | GSpike | Ostrava | 17 Jun |
| 2016 |
| Outdoor |
| 7:56.54 | 4 | Seiko | Kawasaki | 8 May |
| 2017 |
| Outdoor |
| 7:44.33 | 11 | Meet Paris | Paris | 1 Jul |
|
| 2008
7:54.04w | 1 | Shibetsu | 8 Jun | |
| 2009
7:52.89w | 1 | Sapporo | 6 Jun | |
| 2014
7:39.63w | 6 | Ostrava | 17 Jun | |
| 2016
7:56.54w | 4 | Kawasaki | 8 May | |
| 2017
7:44.33w | 11 | Paris | 1 Jul | |
| |
| 5000m |
| Outdoor Alltime
Show/hide |
| |
| 2008 |
| Outdoor |
| 13:49.31 | 1r6 | | Kumagaya | 29 Apr |
| 13:21.17 | 1r33 | | Yokohama | 28 Sep |
| 2009 |
| Outdoor |
| 13:34.51 | 4 | Oda | Hiroshima | 29 Apr |
| 13:37.68 | 3 | East Jpn Corp | Tendo | 17 May |
| 14:00.06 | 3h1 | Corp Ch | Okayama | 26 Sep |
| 13:11.99 | 2 | Corp Ch | Okayama | 26 Sep |
| 2010 |
| Outdoor |
| 13:19.84 | 3 | | Fukuroi | 3 May |
| 13:27.54 | 1r4 | | Kumagaya | 16 May |
| 13:56.1hA | 4-19 | NC-j | Nairobi | 16 Jun |
| 13:56.80 | 1h1 | Corp Ch | Niigata | 25 Sep |
| 13:45.69 | 1 | Corp Ch | Niigata | 25 Sep |
| 13:20.81 | 2 | | Yokohama | 24 Oct |
| 2011 |
| Outdoor |
| 13:27.56 | 2 | | Kumagaya | 22 May |
| 14:03.60 | 1h1 | Corp Ch | Naruto | 24 Sep |
| 13:34.06 | 2 | Corp Ch | Naruto | 24 Sep |
| 13:19.04 | 3 | | Yokohama | 4 Dec |
| 2012 |
| Outdoor |
| 13:33.58 | 1 | | Kumagaya | 20 May |
| 13:47.81 | 3 | | Yokohama | 2 Dec |
| 2013 |
| Outdoor |
| 14:12.86 | 1h1 | Corp Ch | Kumagaya | 21 Sep |
| 13:29.08 | 1 | Corp Ch | Kumagaya | 21 Sep |
| 13:14.97 | 1 | | Yokohama | 17 Nov |
| 2014 |
| Outdoor |
| 13:47.55 | 1rB | Kanaguri | Kumamoto | 5 Apr |
| 13:21.55 | 3 | Oda | Hiroshima | 29 Apr |
| 13:12.94 | 10 | Diamond | Shanghai | 18 May |
| DNF | | Areva | Saint-Denis | 5 Jul |
| 2015 |
| Outdoor |
| 13:23.93 | 4 | Oda | Hiroshima | 18 Apr |
| 13:21.72 | 3 | GoldenG | Nobeoka | 9 May |
| 13:13.16 | 1 | | Tokyo | 3 Oct |
| 2016 |
| Outdoor |
| 13:15.32 | 1 | | Yokohama | 23 Oct |
| 2017 |
| Outdoor |
| 13:46.0h | 2 | | Machakos | 15 Jan |
| 13:47.81 | 1 | | Djibouti | 25 Mar |
| 13:23.24 | 1r3 | | Yuwa | 21 May |
| 13:37.6hA | 7 | WC Tr | Nairobi | 23 Jun |
| 13:16.22 | 11 | | Heusden | 22 Jul |
| 13:24.07 | 1 | Corp Ch | Osaka | 24 Sep |
| 13:23.60 | 2 | | Setagaya | 30 Sep |
| 2018 |
| Outdoor |
| 13:34.46 | 1 | Oda | Hiroshima | 28 Apr |
| 13:17.16 | 1 | GoldenG | Nobeoka | 5 May |
| 13:20.70 | 1rC | | Osaka | 23 Sep |
| 2019 |
| Outdoor |
| 13:52.50 | 9rB | | Kumamoto | 14 Apr |
| 13:28.36 | 15 | GoldenG | Nobeoka | 4 May |
| 13:20.10 | 1 | Hokuren | Fukagawa | 9 Jul |
| 2020 |
| Outdoor |
| 13:17.98 | 2 | Hokuren | Fukagawa | 8 Jul |
| 13:10.64 | 1 | Corp Ch | Kumagaya | 19 Sep |
|
| 2008
13:21.17w | 1r33 | Yokohama | 28 Sep | |
| 2009
13:11.99w | 2 | Okayama | 26 Sep | |
| 2010
13:19.84w | 3 | Fukuroi | 3 May | |
| 2011
13:19.04w | 3 | Yokohama | 4 Dec | |
| 2012
13:33.58w | 1 | Kumagaya | 20 May | |
| 2013
13:14.97w | 1 | Yokohama | 17 Nov | |
| 2014
13:12.94w | 10 | Shanghai | 18 May | |
| 2015
13:13.16w | 1 | Tokyo | 3 Oct | |
| 2016
13:15.32w | 1 | Yokohama | 23 Oct | |
| 2017
13:16.22w | 11 | Heusden | 22 Jul | |
| 2018
13:17.16w | 1 | Nobeoka | 5 May | |
| 2019
13:20.10w | 1 | Fukagawa | 9 Jul | |
| 2020
13:10.64w | 1 | Kumagaya | 19 Sep | |
| |
| 10,000m |
| Outdoor Alltime
Show/hide |
| races under 27:30.00: 6 |
| 2008 |
| Outdoor |
| 28:08.28 | 1r4 | | Tokyo | 29 Nov |
| 2009 |
| Outdoor |
| 27:37.72 | 3r6 | | Yokohama | 24 Oct |
| 2015 |
| Outdoor |
| 27:40.64 | 1 | | Yokohama | 27 Sep |
| 2016 |
| Outdoor |
| races under 27:30.00: 1 |
| 28:05.46 | 2 | Corp Ch | Osaka | 24 Sep |
| 27:11.23 | 2 | | Yokohama | 12 Nov |
| 2017 |
| Outdoor |
| races under 27:30.00: 1 |
| 27:39.40 | 1 | HyogoR | Kobe | 23 Apr |
| DNF | | WC Tr | Nairobi | 24 Jun |
| 28:03.46 | 11 | Corp Ch | Osaka | 23 Sep |
| 27:22.73 | 1 | | Yokohama | 11 Nov |
| DNF | | | Machida | 25 Nov |
| 2018 |
| Outdoor |
| races under 27:30.00: 1 |
| 28:46.8hA | 2 | | Nairobi | 17 Feb |
| 27:56.24 | 8 | CWG | Gold Coast | 13 Apr |
| 27:50.38 | 2 | | Yokohama | 20 Oct |
| 27:28.27 | 2 | | Yokohama | 10 Nov |
| 2019 |
| Outdoor |
| 27:32.68 | 1 | | Kumagaya | 19 May |
| 2020 |
| Outdoor |
| races under 27:30.00: 3 |
| 27:23.47 | 1 | Hokuren | Abashiri | 15 Jul |
| 27:07.29 | 1 | | Kanagawa | 27 Sep |
| 27:01.95 | 2 | | Yokohama | 14 Nov |
|
| 2008
28:08.28w | 1r4 | Tokyo | 29 Nov | |
| 2009
27:37.72w | 3r6 | Yokohama | 24 Oct | |
| 2015
27:40.64w | 1 | Yokohama | 27 Sep | |
| 2016
27:11.23w | 2 | Yokohama | 12 Nov | |
| 2017
27:22.73w | 1 | Yokohama | 11 Nov | |
| 2018
27:28.27w | 2 | Yokohama | 10 Nov | |
| 2019
27:32.68w | 1 | Kumagaya | 19 May | |
| 2020
27:01.95w | 2 | Yokohama | 14 Nov | |
| |
| 10 Miles, Road |
| Outdoor Alltime
Show/hide |
| |
| 2019 |
| Outdoor |
| 45:51 | 2 | | Kosa | 1 Dec |
|
| 2019
45:51w | 2 | Kosa | 1 Dec | |
| |
| Half Marathon |
| Outdoor Alltime
Show/hide |
| |
| 2017 |
| Outdoor |
| 1:02:07 | 10 | | Marugame | 5 Feb |
| 2019 |
| Outdoor |
| 1:01:55 | 7 | | Gifu | 28 Apr |
|
| 2017
1:02:07w | 10 | Marugame | 5 Feb | |
| 2019
1:01:55w | 7 | Gifu | 28 Apr | |
| |
| 2000m Steeplechase |
| Outdoor Alltime
Show/hide |
| |
| 2007 |
| Outdoor |
| 5:52.33 | 3h2-17 | WY | Ostrava | 11 Jul |
| 5:37.30 | 4-17 | WY | Ostrava | 13 Jul |
|
| 2007
5:37.30w | 4-17 | Ostrava | 13 Jul | |
| |
| 3000m Steeplechase |
| Outdoor Alltime
Show/hide |
| races under 8:10.00: 1 |
| 2008 |
| Outdoor |
| 8:29.8hA | 2-19 | NC-j | Nairobi | 18 Jun |
| 8:42.32 | 1h2-19 | WJ | Bydgoszcz | 10 Jul |
| 8:17.28 | 1-19 | WJ | Bydgoszcz | 13 Jul |
| 2009 |
| Outdoor |
| 8:28.1hA | 1-19 | | Nairobi | 16 Jun |
| 8:28.83 | 1-19 | AfrC | Bambous | 31 Jul |
| 2010 |
| Outdoor |
| 8:33.7hA | 1-19 | NC-j | Nairobi | 17 Jun |
| 8:19.25A | 2 | NC | Nairobi | 26 Jun |
| 8:28.23 | 2h2-19 | WJ | Moncton | 23 Jul |
| 8:23.48 | 1-19 | WJ | Moncton | 25 Jul |
| 2011 |
| Outdoor |
| races under 8:10.00: 1 |
| 8:24.53 | 4 | Colorful | Daegu | 12 May |
| 8:20.89 | 9 | Diamond | Shanghai | 15 May |
| 8:30.5hA | 6h1 | NC | Nairobi | 14 Jul |
| 8:35.99A | 9 | NC | Nairobi | 16 Jul |
| 8:07.75 | 6 | Herc | Monaco | 22 Jul |
| 8:17.77 | 3 | DNG | Stockholm/S | 29 Jul |
| 8:23.38 | 1 | LappG | Lappeenranta | 13 Aug |
| 8:16.15 | 5 | WK | Zürich | 8 Sep |
| 8:18.69 | 6 | ISTAF | Berlin | 11 Sep |
| 2012 |
| Outdoor |
| 8:26.01 | 5 | Super GP | Kawasaki | 6 May |
| 8:20.96 | 9 | Diamond | Doha | 11 May |
| 8:17.88 | 8 | Areva | Saint-Denis | 6 Jul |
| 8:31.07 | 1 | Corp Ch | Fukuoka | 23 Sep |
| 2013 |
| Outdoor |
| 8:37.21 | 1 | | Naka | 18 May |
| 8:18.78 | 5 | Mohammed VI | Rabat | 9 Jun |
| 8:34.0hA | 9 | WC Tr | Nairobi | 13 Jul |
| 8:25.08 | 1 | LahtiG | Lahti | 17 Jul |
| 8:27.89 | 1 | Corp Ch | Kumagaya | 22 Sep |
| 2014 |
| Outdoor |
| 8:10.72 | 3 | World Chall | Beijing | 21 May |
| 8:21.4hA | 2 | NC | Nairobi | 7 Jun |
| 8:12.95 | 3 | Athletissima | Lausanne | 3 Jul |
| 8:10.44 | 1 | CWG | Glasgow | 1 Aug |
| 8:37.67 | 2 | AfrC | Marrakech | 12 Aug |
| 2015 |
| Outdoor |
| 8:15.54 | 4 | Diamond | Shanghai | 17 May |
| 8:11.64 | 1 | World Chall | Beijing | 20 May |
| 8:18.38 | 6 | Pre | Eugene OR | 30 May |
| 8:25.80 | 8 | Bislett | Oslo | 11 Jun |
| 8:38.75A | 12 | WC Tr | Nairobi | 1 Aug |
| 8:26.84 | 9 | WK | Zürich | 3 Sep |
| 2018 |
| Outdoor |
| 8:30.75 | 1 | | Osaka | 22 Sep |
| 2019 |
| Outdoor |
| 8:30.18 | 1 | | Kumagaya | 19 May |
| 8:27.19 | 1 | Hokuren | Chitose | 6 Jul |
| 8:38.90A | 6 | | Nairobi | 13 Sep |
| 2020 |
| Outdoor |
| 8:24.38 | 1 | Corp Ch | Kumagaya | 19 Sep |
|
| 2008
8:17.28w | 1-19 | Bydgoszcz | 13 Jul | |
| 2009
8:28.1hAw | 1-19 | Nairobi | 16 Jun | |
| 2010
8:19.25Aw | 2 | Nairobi | 26 Jun | |
| 2011
8:07.75w | 6 | Monaco | 22 Jul | |
| 2012
8:17.88w | 8 | Saint-Denis | 6 Jul | |
| 2013
8:18.78w | 5 | Rabat | 9 Jun | |
| 2014
8:10.44w | 1 | Glasgow | 1 Aug | |
| 2015
8:11.64w | 1 | Beijing | 20 May | |
| 2018
8:30.75w | 1 | Osaka | 22 Sep | |
| 2019
8:27.19w | 1 | Chitose | 6 Jul | |
| 2020
8:24.38w | 1 | Kumagaya | 19 Sep | |