Over 22.5 jeux
For Pennington vs. Mochizuki, expect a competitive match with Mochizuki's baseline control and Pennington's resilience. Historical data suggests Mochizuki’s matches average around 22-24 games. Given their styles, the total games could hover near 23.5. I predict over 22.5 games, as both players are likely to push sets to 6-4 or 7-5. Limited head-to-head data makes this a close call, but expect a tight contest.