All Japan stats
ALL-TIME
Best Japan 400 meters Athletes of All Time
All-time ranking of the top Japan athletes in the 400 meters, based on official personal bests, with results, wind readings and dates.
| # | Athlete | Result | Wind | Date |
|---|---|---|---|---|
| 1 | Yuki Joseph Nakajima | 44.44 | Sep 14, 2025 | |
| 2 | Kentaro Sato | 44.77 | Aug 20, 2023 | |
| 3 | Susumu Takano | 44.78 | Jun 16, 1991 | |
| 4 | Fuga Sato | 44.88 | Aug 22, 2023 | |
| 5 | Takahiko Yamamura | 45.03 | Sep 9, 2000 | |
| 6 | Jun Osakada | 45.05 | Sep 9, 2000 | |
| 7 | Julian Jrummi Walsh | 45.13 | Oct 2, 2019 | |
| 8 | Yuzo Kanemaru | 45.16 | May 9, 2009 | |
| 9 | Yuki Yamaguchi | 45.18 | Oct 29, 2003 | |
| 10 | Ryuki Iwasaki | 45.19 | Jul 29, 2023 | |
| 11 | Kira Hirakawa | 45.28 | May 3, 2025 | |
| 12 | Kenki Imaizumi | 45.29 | Jul 6, 2025 | |
| 13 | Masayoshi Kan | 45.33 | May 9, 1998 | |
| 14 | Sho Tanabe | 45.39 | Jul 6, 2025 | |
| 15 | Takuho Yoshizu | 45.40 | Jul 6, 2025 | |
| 16 | Shinji Morita | 45.44 | May 13, 1999 | |
| 17 | Takeshi Fujiwara | 45.44 | May 8, 2016 | |
| 18 | Takamasa Kitagawa | 45.48 | Jun 23, 2017 | |
| 19 | Mitsuhiro Sato | 45.50 | Jun 7, 2003 | |
| 20 | Kazushi Kimura | 45.53 | Jun 23, 2017 | |
| 21 | Shunji Karube | 45.57 | Sep 6, 1997 | |
| 22 | Ken Toyoda | 45.57 | May 9, 2024 | |
| 23 | Naohiro Jinushi | 45.58 | Aug 3, 2023 | |
| 24 | Seiji Inagaki | 45.60 | Sep 6, 1997 | |
| 25 | Hiroyuki Nakano | 45.62 | May 3, 2013 | |
| 26 | Shinya Hayashi | 45.65 | May 3, 2025 | |
| 27 | Kenji Tabata | 45.69 | Jul 20, 1998 | |
| 28 | Kakeru Yamaki | 45.69 | Jun 6, 2021 | |
| 29 | Nobuya Kato | 45.71 | Jun 25, 2016 | |
| 30 | Kazuya Watanabe | 45.71 | May 3, 2013 | |
| 31 | Kaito Kawabata | 45.73 | May 8, 2022 | |
| 32 | Rikuya Ito | 45.76 | May 11, 2025 | |
| 33 | Shinji Ishikawa | 45.77 | Oct 20, 2000 | |
| 34 | Mizuki Obuchi | 45.78 | Nov 3, 2020 | |
| 35 | Naoki Kobayashi | 45.79 | Jul 6, 2014 | |
| 36 | Kota Wakabayashi | 45.81 | May 6, 2018 | |
| 37 | Hiroyuki Hayashi | 45.81 | May 13, 1999 | |
| 38 | Yoshinobu Imoto | 45.82 | May 3, 2018 | |
| 39 | Haruki Morita | 45.83 | May 3, 2025 | |
| 40 | Daichi Inoue | 45.83 | Sep 11, 2020 | |
| 41 | Tomoya Tamura | 45.84 | Jun 23, 2017 | |
| 42 | Hideyuki Hirose | 45.84 | Jun 28, 2009 | |
| 43 | Kosuke Horii | 45.85 | Jun 27, 2015 | |
| 44 | Yusuke Ishitsuka | 45.87 | May 3, 2013 | |
| 45 | Ryo Yoshikawa | 45.88 | May 3, 2025 | |
| 46 | Taiki Mihara | 45.88 | Jun 23, 2017 | |
| 47 | Kentaro Shirahata | 45.90 | May 3, 2025 | |
| 48 | Shuji Mori | 45.93 | May 3, 2025 | |
| 49 | Jinta Harima | 45.93 | May 3, 2025 | |
| 50 | Dai Tamesue | 45.94 | Oct 16, 1996 | |
| 51 | Aoto Suzuki | 45.94 | Jun 6, 2021 | |
| 52 | Mitsuki Kawauchi | 45.96 | Sep 8, 2018 | |
| 53 | Naoki Kitadani | 45.98 | May 3, 2018 | |
| 54 | Reishin Yamamoto | 45.99 | May 3, 2025 | |
| 55 | Shingo Suetsugu | 45.99 | Aug 18, 2002 | |
| 56 | Kodai Mamada | 45.99 | Jul 6, 2024 | |
| 57 | Masato Mori | 46.00 | Jun 29, 2024 | |
| 58 | Shigekazu Omori | 46.00 | Jun 6, 1996 | |
| 59 | Jun Kimura | 46.00 | May 3, 2013 | |
| 60 | Arran Meldrum | 46.00 | Jun 4, 2023 | |
| 61 | Kengo Yamazaki | 46.00 | Jun 8, 2013 | |
| 62 | Shinji Takahira | 46.01 | Oct 29, 2003 | |
| 63 | Kenji Narisako | 46.02 | Oct 26, 2005 | |
| 64 | Taichi Suzuki | 46.02 | Jul 21, 2018 | |
| 65 | Masayuki Okusako | 46.06 | Sep 28, 2001 | |
| 66 | Hayato Shingaki | 46.08 | May 3, 2025 | |
| 67 | Koji Ito | 46.11 | Apr 21, 1996 | |
| 68 | Shuto Kawakita | 46.12 | Jul 29, 2023 | |
| 69 | Daisuke Sakai | 46.13 | Apr 6, 2004 | |
| 70 | Kenta Kimura | 46.14 | Sep 11, 2015 | |
| 71 | Kyo Kikuta | 46.14 | May 3, 2025 | |
| 72 | Kazuki Matsukiyo | 46.16 | May 3, 2018 | |
| 73 | Kosuke Ikeda | 46.20 | Sep 25, 2021 | |
| 74 | Shunto Soda | 46.24 | Sep 15, 2023 | |
| 75 | Kohei Itahana | 46.24 | Sep 23, 2018 | |
| 76 | Akihiro Urano | 46.25 | May 3, 2010 | |
| 77 | Seinosuke Irizuki | 46.26 | Jun 5, 2025 | |
| 78 | Sora Oda | 46.27 | Sep 28, 2024 | |
| 79 | Ryota Oishi | 46.29 | May 3, 2025 | |
| 80 | Rui Yamasaki | 46.29 | Jun 5, 2025 | |
| 81 | Masataka Tomoda | 46.31 | Sep 9, 2022 | |
| 82 | Taisei Kudo | 46.31 | May 6, 2018 | |
| 83 | Yosuke Inoue | 46.31 | Jun 3, 2005 | |
| 84 | Yosuke Tsushima | 46.32 | Aug 1, 2004 | |
| 85 | Kaiki Azuma | 46.33 | Jun 23, 2017 | |
| 86 | Kazunori Ota | 46.33 | Jun 3, 2005 | |
| 87 | Keito Sato | 46.34 | Sep 15, 2023 | |
| 88 | Shogo Momiki | 46.34 | May 3, 2012 | |
| 89 | Daiki Nose | 46.35 | May 3, 2021 | |
| 90 | Daichi Tomita | 46.35 | Aug 6, 2023 | |
| 91 | Asato Danjo | 46.35 | Jun 5, 2025 | |
| 92 | Yuuki Nomura | 46.35 | Sep 7, 2018 | |
| 93 | Masato Harada | 46.35 | Sep 15, 2023 | |
| 94 | Kaisei Yui | 46.36 | Jun 27, 2015 | |
| 95 | Daiki Nakamichi | 46.37 | Oct 2, 2022 | |
| 96 | Kai Nonoyama | 46.38 | Sep 15, 2023 | |
| 97 | Yohei Ozawa | 46.38 | Jul 26, 2025 | |
| 98 | Ayato Yamada | 46.39 | May 4, 2025 | |
| 99 | Kotaro Mori | 46.41 | Jun 5, 2025 | |
| 100 | Tomoyuki Suenaga | 46.42 | Jul 29, 2023 |