Texas Rangers
Although they have not thrown an MLB pitch in 2024, Kohei Arihara threw 2,332 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 Sinker (90mph) and Cutter (88mph), also mixing in a Change (81mph), Slider (82mph), Fourseam Fastball (91mph) and Splitter (82mph). He also rarely threw a Curve (75mph).
In 2022, compared to other RHP:
Their sinker is a real worm killer that generates an extreme number of groundballs compared to other pitchers' sinkers and has slightly below average velo. Their cutter generates fewer whiffs/swing compared to other pitchers' cutters, has little cutting action and results in somewhat more flyballs compared to other pitchers' cutters. Their change dives down out of the zone, generates more whiffs/swing compared to other pitchers' changeups, results in somewhat more groundballs compared to other pitchers' changeups and has slightly below average velo. Their slider is basically never swung at and missed compared to other pitchers' sliders and has some two-plane movement. Their fourseam fastball has some natural sinking action, has slight armside run and has slightly below average velo. Their splitter is a real worm killer that generates an extreme number of groundballs compared to other pitchers' splitters, has some natural sink to it and has slightly below average velo. Their curve generates a high number of swings & misses compared to other pitchers' curves, has below average velo, results in more flyballs compared to other pitchers' curves and has primarily 12-6 movement.