Boston Red Sox
Although they have not thrown an MLB pitch in 2023, Hirokazu Sawamura threw 1,882 pitches that were tracked by the PITCHf/x system between 2021 and 2022, including pitches thrown in the MLB Regular Season and Spring Training. In 2022, they relied primarily on their Fourseam Fastball (96mph) and Splitter (92mph), also mixing in a Slider (86mph).
In 2022, compared to other RHP:
His fourseam fastball has some natural sinking action, has well above average velo and results in somewhat more groundballs compared to other pitchers' fourseamers. His splitter is thrown extremely hard, generates a very high amount of groundballs compared to other pitchers' splitters and has some natural sink to it. His slider has short glove-side cut and results in somewhat more groundballs compared to other pitchers' sliders.