800 m · Japan Record
The detailed progression of the Japanese record.
Men · Japan Record
1:43.90
Ko Ochiai
Japan · Fukuroi · 3 May 2026
Women · Japan Record
1:59.52
Rin Kubo
Japan · Tokyo · 5 Jul 2025
Men's Japan Record Progression
Current1:43.90Ko Ochiai· 2026
Women's Japan Record Progression
Current1:59.52Rin Kubo· 2025
Record Timeline
| Date | Athlete | Time | Location |
|---|---|---|---|
| 3 May 2026 | Ko Ochiai | 1:43.90 | Fukuroi |
| 31 Jul 2024 | Ko Ochiai | 1:44.80 | Fukuoka |
| 11 May 2014 | Sho Kawamoto | 1:45.75 | Tokyo |
| 18 Oct 2009 | Masato Yokota | 1:46.16 | Yokohama |
| 26 Jun 1994 | Yusei Ono | 1:46.18 | Lapinlahti |
| 12 Jun 1994 | Yusei Ono | 1:46.73 | Tokyo |
| 29 Apr 1993 | Yusei Ono | 1:47.28 | Hiroshima |