Hirokazu Sawamura signed by Red Sox
Sawamura latest Red Sox player to test positive for COVID-19
Boston Red Sox notebook: Hirokazu Sawamura sharp again, rapid COVID-19 tests a good sign; Christian Vázquez back in camp
Red Sox reach agreement with Japanese reliever Hirokazu Sawamura on two-year deal, per report – Blogging the Red Sox
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Red Sox Reportedly Released Veteran Reliever In Surprise Move
Former WBSC Premier12 pitcher Hirokazu Sawamura makes move over to MLB's Red Sox in $2.4 million deal - World Baseball Softball Confederation
Hirokazu Sawamura gaining confidence and earning trust in Sox bullpen - The Boston Globe
Bosox ace Sale broken left pinkie by liner, return uncertain
Hirokazu Sawamura becomes fifth Boston Red Sox player to test positive for COVID-19
Boston Red Sox News: Hirokazu Sawamura placed on injured list; Phillips Valdez called back up - Over the Monster
Hirokazu Sawamura - Wikipedia
Red Sox take reliever Hirokazu Sawamura off COVID-19 injured list
Here Are Highlights Of New Red Sox Pitcher Hirokazu Sawamura
ODDS and EVENS] Former NPB Pitcher Hirokazu Sawamura Picks Up Win for Red Sox after COVID-19 Break
MLB: Red Sox pitcher Hirokazu Sawamura only Japanese in playoffs - The Mainichi