| Personal information | |
|---|---|
| Born | November 21, 1949 |
| Height | 1.56 m (5 ft 1 1⁄2 in) |
| Weight | 60 kg (132 lb) |
| Sport | |
| Country |
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| Sport | Weightlifting |
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Medal record
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Kazumasa Hirai (平井 一正 Hirai Kazumasa?) (born November 21, 1949) is a Japanese weightlifter and Olympic medalist. He won a bronze medal at the 1976 Summer Olympics in Montreal.