Head to head
1
Hard
1
Gouichi Motomura's wins on the left · Danai Udomchoke's on the right · bar lengths share one scale
All meetings (2)
| 2002 | Davis Cup G1 SF: THA vs JPN | Hard | RR | Danai Udomchoke | 7-5 6-2 |
| 2001 | Davis Cup G1 QF: JPN vs THA | Hard | RR | Gouichi Motomura | 6-3 6-2 |
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.