Head to head
1
Hard
0
Roberto Quiroz's wins on the left · Yasutaka Uchiyama's on the right · bar lengths share one scale
All meetings (1)
| 2020 | Davis Cup QLS R1: JPN vs ECU | Hard | RR | Roberto Quiroz | 7-6(4) 2-6 7-6(8) |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.