Takuto Niki defeated Gengo Kikuchi 6-1 6-2 in the Japan F1 round of 16 on hard. The result followed the form book — Takuto Niki came in leading the head-to-head 2–1. Takuto Niki extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-03-06 | Japan F1 | R16 | hard | Takuto Niki | 6-0 6-4 |
| 2016-03-07 | Japan F1 | QF | hard | Gengo Kikuchi | 7-6(0) 4-6 6-3 |
| 2011-06-13 | Japan F6 | R16 | hard | Takuto Niki | 6-1 6-4 |
Averages over each player's completed matches in the selected window (158 vs 53). 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