R. Sakamoto shows a 4–1 form record, though the level of opposition has been mixed — average ranking of opponents is 415. Form is mixed — DS ranging from -3.4 to 16.5, with at least one match where R. Sakamoto was clearly outplayed. The serve has been a concern — averaging only 6.1/10, leaving R. Sakamoto vulnerable on second serve and facing frequent return pressure.

A. Muller comes into this match in difficult form — 1 wins from the last 5. Point statistics tell a concerning story — average DS of -3.7, meaning A. Muller has been on the wrong side of most exchanges over five matches. The serve has been a concern — averaging only 6.1/10, leaving A. Muller vulnerable on second serve and facing frequent return pressure. Break point efficiency is a red flag — A. Muller has been losing the important points, with a BP efficiency of -24 over recent matches.