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Hirokazu Sawamura - Boston Red Sox Relief Pitcher - ESPN
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Hirokazu Sawamura - Wikipedia
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Hirokazu Sawamura becomes fifth Boston Red Sox player to test
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Red Sox star Xander Bogaerts removed from game vs. Rays due to
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Rays win 9th in row; Red Sox star Bogaerts tests positive
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Hirokazu Sawamura adapting to Major League Baseball
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Hirokazu Sawamura tests positive COVID-19
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Boston Red Sox COVID outbreak continues as Phillips Valdez becomes
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Boston Red Sox notebook: Ryan Brasier, Hirokazu Sawamura absent