Shuichi Sekiguchi advanced when Kento Takeuchi retired 5-5 in the M25 Tay Ninh 2 round of 16. Shuichi Sekiguchi extended the head-to-head to 5–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-09-01 | M25 Sapporo 1 | R16 | hard | Shuichi Sekiguchi | 6-2 6-4 |
| 2015-06-15 | Thailand F4 | F | hard | Shuichi Sekiguchi | 6-1 6-2 |
| 2014-03-17 | Japan F2 | QF | hard | Shuichi Sekiguchi | 6-1 6-3 |
| 2014-03-10 | Japan F1 | R32 | hard | Kento Takeuchi | 6-3 2-1 |
| 2010-10-11 | Japan F9 | R32 | hard | Shuichi Sekiguchi | 6-0 2-6 6-4 |
| 2010-03-22 | Japan F2 | R32 | hard | Kento Takeuchi | 6-7(1) 7-5 6-3 |
Averages over each player's completed matches in the selected window (50 vs 5). 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