Kohei Arihara vs. Mark Johnson — Career Comparison

Looking at the career totals, Kohei Arihara and Mark Johnson are fairly close on the surface numbers. Mark Johnson had the edge in home runs allowed (1.13 per nine innings vs 2.23). By the career numbers, Mark Johnson had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.