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Kozo Kiribayashi's career best to date is 575 kg, set in 2025 at age 44. Their total grew 35 kg over 3.0 years between their first meet and that mark (~11.6 kg/year). Career variance was 97% deadlift-driven.
Career-best meet: 30th Japan Classic Masters Powerlifting Championships · JPA
| Date | Meet | Equipment | Squat (kg) | Bench (kg) | Deadlift (kg) | Total (kg) | DOTS |
|---|---|---|---|---|---|---|---|
| 2022-07-16 | 27th Japan Classic Masters Powerlifting Championships | Raw | 200 | 130 | 210 | 540 | 367.31 |
| 2022-11-05 | 1st Japan Grand Prix | Raw | 205 | 132.5 | 220 | 557.5 | 378.95 |
| 2023-07-16 | 28th Japan Classic Masters Powerlifting Championships | Raw | 197.5 | 137.5 | 225 | 560 | 380.79 |
| 2024-11-02 | 3rd Japan Grand Prix | Raw | 200 | 135 | 237.5 | 572.5 | 388.74 |
| 2025-07-19 | 30th Japan Classic Masters Powerlifting Championships | Raw | 200 | 135 | 240 | 575 | 388.84 |
vs Raw · 83 kg class · masters-1 · Japan · drug-tested
vs Raw · 83 kg class · masters-1 · drug-tested