Overview
- The first-round victory was Mboko's first since her Montreal title in August and ended a four-match streak of opening losses.
- She needed 75 minutes, landed nearly 70% of first serves, won 77% of those points, and converted four of six break chances.
- Mboko finished with 20 winners against 18 unforced errors in her first tour meeting with Andreescu.
- The compatriots later partnered in doubles and advanced to the women's doubles quarter-finals in Tokyo.
- Andreescu, the 2019 US Open champion now ranked No. 172, recorded her third consecutive defeat.