 Japan
                        Japan
                    
                    
                | Performance | Wind | Venue | Date | |
|---|---|---|---|---|
| 4x100 Metres Relay | 43.39 | Kawasaki | 08 MAY 2011 | |
| 4x200 Metres Relay | 1:34.57 | Yokohama (International) | 12 MAY 2019 | |
| 4x400 Metres Relay | 3:28.91 | Beijing (National Stadium) | 29 AUG 2015 | |
| 4x1500 Metres Relay | 18:31.18 | Hitachinaka | 26 MAY 1996 | |
| Medley Relay | 2:07.61 | Donetsk | 14 JUL 2013 | |
| Road Relay | 2:17:00 | Chiba | 23 NOV 2006 | 
| Performance | Wind | Venue | Date | |
|---|---|---|---|---|
| 4x200 Metres Relay | 1:42.80 | Yokohama | 03 MAR 1991 | |
| 4x400 Metres Relay | 3:38.43 | Yokohama | 22 FEB 2003 | 
| Performance | Place | Date | |
|---|---|---|---|
| 2019 | 44.24 | Yokohama (International) | 11 MAY | 
| 2018 | 44.11 | Osaka (JPN) | 20 MAY | 
| 2017 | 44.56 | Taipei (TPE) | 28 AUG | 
| 2017 | 44.56 | Taipei City | 28 AUG | 
| 2016 | 43.81 | Beijing (National Stadium) | 18 MAY | 
| 2015 | 43.61 | Kawasaki (Todoroki Stadium) | 10 MAY | 
| 2014 | 43.74 | Tokyo | 11 MAY | 
| 2013 | 44.38 | Pune | 06 JUL | 
| 2012 | 43.79 | Fukuroi | 03 MAY | 
| 2011 | 43.39 | Kawasaki | 08 MAY | 
| 2010 | 44.41 | Guangzhou | 26 NOV | 
| 2009 | 43.58 | Osaka | 09 MAY | 
| 2008 | 43.67 | Beijing (National Stadium) | 24 MAY | 
| 2007 | 43.93 | Osaka | 05 MAY | 
| 2006 | 44.10 | Niigata | 15 OCT | 
| 2005 | 44.52 | Helsinki (Olympic Stadium) | 12 AUG | 
| 2004 | 43.77 | Osaka | 08 MAY | 
| 2003 | 44.10 | Sapporo | 26 JUL | 
| 2002 | 44.59 | Busan | 13 OCT | 
| 2001 | 44.24 | Osaka | 26 MAY | 
| 1999 | 44.11 | Amagasaki | 22 MAY | 
| 1997 | 44.56 | Athína (Olympic Stadium) | 08 AUG | 
| 1996 | 45.97 | Sydney (SIAC Homebush) | 25 AUG | 
| 1994 | 44.57 | Unknown | 16 OCT | 
| 1992 | 44.90 | Seoul (Olympic Stadium) | 20 SEP | 
| 1991 | 44.85 | Tokyo (Olympic Stadium) | 31 AUG | 
| Performance | Place | Date | |
|---|---|---|---|
| 2019 | 1:34.57 | Yokohama (International) | 12 MAY | 
| 2015 | 1:35.36 | Fukushima (JPN) | 17 OCT | 
| 1985 | 1:35.90 | Hamamatsu | 04 NOV | 
| Performance | Place | Date | |
|---|---|---|---|
| 2019 | 3:31.66 | Prefectural Stadium, Fujiyoshida (JPN) | 01 SEP | 
| 2018 | 3:34.14 | Jakarta (INA) | 30 AUG | 
| 2017 | 3:36.00 | Yokohama | 29 OCT | 
| 2016 | 3:30.91 | Osaka (Nagai Stadium) | 10 JUL | 
| 2015 | 3:28.91 | Beijing (National Stadium) | 29 AUG | 
| 2014 | 3:30.80 | Incheon | 02 OCT | 
| 2013 | 3:35.03 | Fukuroi | 02 NOV | 
| 2012 | 3:33.64 | Fukuroi | 03 MAY | 
| 2011 | 3:35.00 | Kobe | 10 JUL | 
| 2010 | 3:31.81 | Guangzhou | 26 NOV | 
| 2009 | 3:31.95 | Guangzhou | 14 NOV | 
| 2008 | 3:30.52 | Beijing (National Stadium) | 22 AUG | 
| 2007 | 3:30.17 | Osaka (Nagai Stadium) | 01 SEP | 
| 2006 | 3:35.08 | Doha | 12 DEC | 
| 2005 | 3:33.54 | Incheon | 04 SEP | 
| 2004 | 3:36.73 | Maebashi | 10 OCT | 
| 2002 | 3:33.23 | Pusan | 13 OCT | 
| 2001 | 3:33.06 | Osaka | 26 MAY | 
| 2000 | 3:37.15 | Jakarta | 31 AUG | 
| 1992 | 3:34.83 | Seoul (Olympic Stadium) | 20 SEP | 
| 1991 | 3:35.82 | Tokyo (Olympic Stadium) | 31 AUG | 
| Performance | Place | Date | |
|---|---|---|---|
| 1996 | 18:31.18 | Hitachinaka | 26 MAY | 
| Performance | Place | Date | |
|---|---|---|---|
| 2013 | 2:07.61 | Donetsk | 14 JUL | 
| 2011 | 2:10.54 | Lille | 09 JUL | 
| 2009 | 2:10.27 | Bressanone | 12 JUL | 
| 2007 | 2:11.70 | Ostrava | 14 JUL | 
| 2005 | 2:09.72 | Marrakech (Sidi Youssef Ben Ali) | 16 JUL | 
| 2003 | 2:11.34 | Sherbrooke | 13 JUL | 
| 2001 | 2:12.76 | Debrecen | 14 JUL | 
| 1999 | 2:11.72 | Bydgoszcz (Zdzislaw Krzyszkowiak) | 18 JUL | 
| Performance | Place | Date | |
|---|---|---|---|
| 2006 | 2:17:00 | Chiba | 23 NOV | 
| 1998 | 2:25:49 | Manaus | 18 APR | 
| Performance | Place | Date | |
|---|---|---|---|
| 1991 | 1:42.80 | Yokohama | 03 MAR | 
| 1981 | 1:46.69 | Tokyo | 15 MAR | 
| Performance | Place | Date | |
|---|---|---|---|
| 2004 | 3:40.35 | Tianjin | 18 FEB | 
| 2003 | 3:38.43 | Yokohama | 22 FEB | 
| 2002 | 3:42.16 | Shanghai | 10 MAR | 
| 2000 | 3:40.39 | Yokohama | 26 FEB | 
| 1999 | 3:41.47 | Maebashi (Green Dome) | 07 MAR | 
| 1998 | 3:41.19 | Yokohama | 28 FEB | 
| Rank | Mark | Wind | Place | Date | |
|---|---|---|---|---|---|
| IAAF World Relays | 4h1 | 44.24 | Yokohama (International) | 11 MAY 2019 | |
| IAAF/BTC World Relays Bahamas 2015 | h3 | DQ R170.7 | Nassau (T. Robinson Stadium) | 03 MAY 2015 | |
| IAAF World Junior Championships 2014 | 6 | 45.40 | Eugene (Hayward Field), OR | 26 JUL 2014 | |
| IAAF World Relays | 6h3 | 44.66 | Nassau (T. Robinson Stadium) | 24 MAY 2014 | |
| The XXX Olympic Games | 8h1 | 44.25 | London (Olympic Stadium) | 09 AUG 2012 | |
| 13th IAAF World Championships in Athletics | 5h1 | 43.83 | Daegu (DS) | 04 SEP 2011 | |
| 13th IAAF World Junior Championships | 7h1 | 45.78 | Moncton (Moncton Stadium) | 23 JUL 2010 | |
| 12th IAAF World Championships in Athletics | 4h3 | 44.24 | Berlin (Olympiastadion) | 22 AUG 2009 | |
| 11th IAAF World Championships in Athletics | h2 | DQ | Osaka (Nagai Stadium) | 01 SEP 2007 | |
| 11th IAAF World Junior Championships | h3 | DQ | Beijing (Chaoyang Sport Center) | 19 AUG 2006 | |
| 10th IAAF World Championships in Athletics | 5h3 | 44.52 | Helsinki (Olympic Stadium) | 12 AUG 2005 | |
| 10th IAAF World Junior Championships | 5sf1 | 45.80 | Grosseto (Stadio Zecchini) | 17 JUL 2004 | |
| 9th IAAF World Championships in Athletics | 4h3 | 44.57 | Paris Saint-Denis (Stade de France) | 29 AUG 2003 | |
| 7th IAAF World Championships in Athletics | 5h3 | 44.80 | Sevilla (La Cartuja) | 28 AUG 1999 | |
| 1st IAAF World Youth Championships | 5 | 46.51 | Bydgoszcz (Zdzislaw Krzyszkowiak) | 17 JUL 1999 | |
| 6th IAAF World Championships In Athletics | 8sf2 | 44.56 | Athína (Olympic Stadium) | 08 AUG 1997 | |
| 6th IAAF World Junior Championships | 7 | 45.97 | Sydney (SIAC Homebush) | 25 AUG 1996 | |
| 4th IAAF World Junior Championships | 6 | 44.90 | Seoul (Olympic Stadium) | 20 SEP 1992 | |
| 4th IAAF World Junior Championships | 3h1 | 44.98 | Seoul (Olympic Stadium) | 19 SEP 1992 | |
| 3rd IAAF World Championships in Athletics | 6h2 | 44.85 | Tokyo (Olympic Stadium) | 31 AUG 1991 | 
| Rank | Mark | Wind | Place | Date | |
|---|---|---|---|---|---|
| IAAF World Relays | 4 | 1:34.57 | Yokohama (International) | 12 MAY 2019 | 
| Rank | Mark | Wind | Place | Date | |
|---|---|---|---|---|---|
| IAAF World Relays | 7f2 | 3:35.12 | Yokohama (International) | 12 MAY 2019 | |
| IAAF World U20 Championships Tampere 2018 | 3h2 | 3:36.70 | Tampere (Ratina Stadium) | 14 JUL 2018 | |
| 15th IAAF World Championships | 7h2 | 3:28.91 | Beijing (National Stadium) | 29 AUG 2015 | |
| IAAF/BTC World Relays Bahamas 2015 | 2f2 | 3:34.65 | Nassau (T. Robinson Stadium) | 03 MAY 2015 | |
| 13th IAAF World Junior Championships | 8h1 | 3:50.65 | Moncton (Moncton Stadium) | 24 JUL 2010 | |
| 12th IAAF World Championships in Athletics | 6h2 | 3:34.46 | Berlin (Olympiastadion) | 22 AUG 2009 | |
| The XXIX Olympic Games | 7h1 | 3:30.52 | Beijing (National Stadium) | 22 AUG 2008 | |
| 11th IAAF World Championships in Athletics | 6h2 | 3:30.17 | Osaka (Nagai Stadium) | 01 SEP 2007 | |
| 8th IAAF World Championships | 6h2 | 3:33.51 | Edmonton (Commonwealth Stadium) | 11 AUG 2001 | |
| 7th IAAF World Indoor Championships | 6 | 3:41.47 | Maebashi (Green Dome) | 07 MAR 1999 | |
| 4th IAAF World Junior Championships | 5 | 3:34.83 | Seoul (Olympic Stadium) | 20 SEP 1992 | |
| 4th IAAF World Junior Championships | 2h1 | 3:37.75 | Seoul (Olympic Stadium) | 19 SEP 1992 | |
| 3rd IAAF World Championships in Athletics | 6h2 | 3:35.82 | Tokyo (Olympic Stadium) | 31 AUG 1991 | 
| Rank | Mark | Wind | Place | Date | |
|---|---|---|---|---|---|
| 8th IAAF World Youth Championships | 3 | 2:07.61 | Donetsk | 14 JUL 2013 | |
| 7th IAAF World Youth Championships | 4h3 | 2:10.54 | Lille | 09 JUL 2011 | |
| 6th IAAF World Youth Championships | 8 | 2:10.27 | Bressanone | 12 JUL 2009 | |
| 5th IAAF World Youth Championships | 7 | 2:12.45 | Ostrava | 15 JUL 2007 | |
| 4th IAAF World Youth Championships | 6 | 2:10.66 | Marrakech (Sidi Youssef Ben Ali) | 17 JUL 2005 | |
| 3rd IAAF World Youth Championships | 5 | 2:11.34 | Sherbrooke | 13 JUL 2003 | |
| 2nd IAAF/Westel World Youth Championships | f | DQ | Debrecen | 15 JUL 2001 | |
| 1st IAAF World Youth Championships | 4 | 2:11.72 | Bydgoszcz (Zdzislaw Krzyszkowiak) | 18 JUL 1999 | 
| Rank | Mark | Wind | Place | Date | |
|---|---|---|---|---|---|
| IAAF World Road Relay Championships | 4 | 2:25:49 | Manaus | 18 APR 1998 | 
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