Kaichi Uchida defeated Ryota Tanuma 6-2 6-1 in the M15 Karuizawa 1 quarter-final on clay. The result followed the form book — Kaichi Uchida came in ranked #255, leading the head-to-head 1–0. Kaichi Uchida extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-01-11 | USA F3 | R16 | clay | Kaichi Uchida | 6-3 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.