Jakub Mensik and Shintaro Mochizuki meet in the first round at US Open on Monday. Jakub Mensik comes in at 6 wins from the last ten. Shintaro Mochizuki comes in at 6 wins from the last ten.

Hold strength tells the story — 76.7% versus 68.1% on first-serve points in Mensik's favor. Mochizuki needs several things to break right at once; the percentages say they usually don't.