Boston Red Sox 2021 Season Preview: Can Hirokazu Sawamura bring some control to the late innings? : r/redsox
Sawamura learns to 'blend in' with Sox mates
Ex-Red Sox Koji Uehara sold Japanese righthander Hirokazu Sawamura on coming to Boston - The Boston Globe
Boston Red Sox promoting Zack Kelly, Kaleb Ort in bullpen shakeup; Austin Davis, Hirokazu Sawamura DFA'd
Zack Kelly, expectant father and onetime D2 pitcher, got a big surprise when the Red Sox called him up Sunday - The Boston Globe
stephen gonsalves – Blogging the Red Sox
Sawamura records final out, 06/22/2022
Boston Red Sox 2021 Season Preview: Can Hirokazu Sawamura bring some control to the late innings? : r/redsox
Red Sox place Matt Strahm on COVID-19 related injured list, recall Hirokazu Sawamura from Triple-A Worcester – Blogging the Red Sox
Red Sox reliever Hirokazu Sawamura aiming to elevate his game, zone delivery - The Boston Globe
phillips valdez – Page 2 – Blogging the Red Sox
Red Sox take reliever Hirokazu Sawamura off COVID-19 injured list