Personal Bests| Event | Result | Wind | Venue | Date |
|---|
| 100m | 10.23 | +1.9 | Tottori (JPN) | 04.06.2017 | | 200m | 20.13 | +0.6 | Luzern (SUI) | 14.07.2015 | | 300m | 32.21 | | Izumo (JPN) | 12.04.2015 | | 400m | 46.55 | | Kawasaki (JPN) | 23.09.2009 | | 4x100m | 38.04 | | Olympic Stadium, London (GBR) | 12.08.2017 | | 4x200m | 1:22.67 | | International Stadium, Yokohama (JPN) | 12.05.2019 | | 4x400m | 3:01.88 | | Incheon (KOR) | 02.10.2014 |
| Season's BestsNo season's bests available. |
World RankingsNot ranked currently. | | Year | Result | Wind | Venue | Date |
|---|
| 2003 | 10.51 | +1.5 | Nagasaki (JPN) | 30.07.2003 | | 2004 | 10.51 | | Kumagaya (JPN) | 24.10.2004 | | 2005 | 10.53 | | Tokyo (JPN) | 13.05.2005 | | 2006 | 10.41 | +0.4 | Ageo (JPN) | 14.05.2006 | | 2007 | 10.71 | -1.7 | Gent (BEL) | 15.07.2007 | | 2008 | 10.50 | +0.9 | Tokyo (JPN) | 12.09.2008 | | 2010 | 10.40 | +1.6 | Hiroshima (JPN) | 29.04.2010 | | 2012 | 10.35 | +2.0 | Hiroshima (JPN) | 29.04.2012 | | 2013 | 10.42 | +1.3 | Kumagaya (JPN) | 22.09.2013 | | 2014 | 10.28 | +2.0 | Fuse (JPN) | 29.06.2014 | | 2015 | 10.24 | -0.1 | Bellinzona (SUI) | 21.07.2015 | | 2016 | 10.36 | -0.6 | Kumagaya (JPN) | 21.05.2016 | | 2017 | 10.23 | +1.9 | Tottori (JPN) | 04.06.2017 | | 2018 | 10.72 | -0.3 | Osaka (JPN) | 23.09.2018 | | 2019 | 10.40 | 0.0 | Hamayama Park Athletic Field, Izumo (JPN) | 21.04.2019 | | 2020 | 10.53 | +0.2 | Prefectural Stadium, Kumagaya (JPN) | 18.09.2020 | | 2021 | 10.50 | +1.5 | Athletic Park Athletics Stadium, Okinawa (JPN) | 07.03.2021 |
| Year | Result | Wind | Venue | Date |
|---|
| 2003 | 21.28 | -2.0 | Nagasaki (JPN) | 01.08.2003 | | 2004 | 21.26 | -0.5 | Maebashi (JPN) | 10.10.2004 | | 2005 | 21.43 | -0.3 | Maebashi (JPN) | 09.10.2005 | | 2006 | 20.46 | +0.4 | Yokohama (JPN) | 20.05.2006 | | 2007 | 20.73 | +1.2 | Osaka (JPN) | 30.06.2007 | | 2008 | 20.58 | -0.2 | Tokyo (JPN) | 25.05.2008 | | 2009 | 20.55 | +1.3 | Hiroshima (JPN) | 26.06.2009 | | 2010 | 20.38 | +1.2 | Marugame (JPN) | 05.06.2010 | | 2011 | 20.89 | +0.8 | Kumagaya (JPN) | 10.06.2011 | | 2012 | 20.63 | 0.0 | Osaka (JPN) | 09.06.2012 | | 2013 | 20.48 | +0.9 | Tokyo (JPN) | 09.06.2013 | | 2014 | 20.49 | 0.0 | Yamaguchi (JPN) | 11.10.2014 | | 2015 | 20.13 | +0.6 | Luzern (SUI) | 14.07.2015 | | 2016 | 20.49 | -0.1 | Nagoya (JPN) | 24.06.2016 | | 2017 | 20.47 | +0.3 | Osaka (JPN) | 25.06.2017 | | 2018 | 20.61 | +0.9 | Yanmar Stadium Nagai, Osaka (JPN) | 20.05.2018 | | 2019 | 20.85 | -0.4 | Yanmar Stadium Nagai, Osaka (JPN) | 19.05.2019 | | 2020 | 21.24 | +1.1 | Prefectural Stadium, Fujiyoshida (JPN) | 06.09.2020 | | 2021 | 20.92 | -0.3 | Denka Big Swan Stadium, Niigata (JPN) | 06.06.2021 |
| Year | Result | Venue | Date |
|---|
| 2008 | 32.97 | Taisha (JPN) | 20.04.2008 | | 2009 | 33.19 | Izumo (JPN) | 19.04.2009 | | 2014 | 32.25 | Izumo (JPN) | 20.04.2014 | | 2015 | 32.21 | Izumo (JPN) | 12.04.2015 | | 2017 | 32.47 | Izumo (JPN) | 22.04.2017 | | 2018 | 33.36 | Izumo (JPN) | 22.04.2018 | | 2019 | 33.56 | Hamayama Park Athletic Field, Izumo (JPN) | 21.04.2019 |
| Year | Result | Venue | Date |
|---|
| 2006 | 47.84 | Sapporo (JPN) | 10.09.2006 | | 2009 | 46.55 | Kawasaki (JPN) | 23.09.2009 |
| Year | Result | Venue | Date |
|---|
| 2009 | 38.30 | Olympiastadion, Berlin (GER) | 22.08.2009 | | 2010 | 39.28 | Poljud Stadion, Split (CRO) | 04.09.2010 | | 2012 | 38.69 | Shizuoka (JPN) | 03.05.2012 | | 2013 | 38.23 | Luzhniki Stadion, Moskva (RUS) | 18.08.2013 | | 2014 | 38.71 | Austin, TX (USA) | 29.03.2014 | | 2015 | 38.20 | T. Robinson Stadium, Nassau (BAH) | 02.05.2015 | | 2017 | 38.04 | Olympic Stadium, London (GBR) | 12.08.2017 | | 2018 | 38.64 | Yanmar Stadium Nagai, Osaka (JPN) | 20.05.2018 |
| Year | Result | Venue | Date |
|---|
| 2014 | 1:23.87 | T. Robinson Stadium, Nassau (BAH) | 24.05.2014 | | 2019 | 1:22.67 | International Stadium, Yokohama (JPN) | 12.05.2019 |
| Year | Result | Venue | Date |
|---|
| 2003 | 1:53.11 | Sherbrooke (CAN) | 13.07.2003 |
| Year | Result | Venue | Date |
|---|
| 2009 | 3:04.13 | Guangzhou (CHN) | 14.11.2009 | | 2010 | 3:02.43 | Guangzhou (CHN) | 26.11.2010 | | 2014 | 3:01.88 | Incheon (KOR) | 02.10.2014 |
|
