Kazuma Kawachi advanced when Takuto Niki retired 6-2 2-1 in the M15 Singapore 1 round of 16. Kazuma Kawachi claimed a first win over Takuto Niki in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-09-07 | M25 Sapporo 2 | R32 | hard | Takuto Niki | 3-6 6-1 6-1 |
| 2014-06-09 | Japan F6 | R32 | hard | Takuto Niki | 6-2 7-5 |
Averages over each player's completed matches in the selected window (5 vs 4). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About