S. Sekiguchi is a ATP tennis player. Current hard-court ELO 1448 (68-49). Recent form: 11-4 over the last 15 matches.
| Date | | Opponent | Score | Event |
| Oct. 12, 2023 |
L |
K. Isomura |
2 - 1 |
ITF M25 Cairns 2 Men · hard |
| Oct. 10, 2023 |
W |
T. E. Papac |
0 - 2 |
ITF M25 Cairns 2 Men · hard |
| Sept. 16, 2023 |
W |
H. Shiraishi |
2 - 1 |
ITF M25 Sapporo 2 Men · hard |
| Sept. 16, 2023 |
L |
K. Nishiwaki |
1 - 2 |
ITF M25 Sapporo 2 Men · hard |
| Sept. 15, 2023 |
W |
J. Yamasaki |
2 - 0 |
ITF M25 Sapporo 2 Men · hard |
| Sept. 13, 2023 |
W |
R. Tanuma |
2 - 0 |
ITF M25 Sapporo 2 Men · hard |
| Sept. 10, 2023 |
W |
D. Sumizawa |
2 - 0 |
ITF M25 Sapporo Men · hard |
| Sept. 9, 2023 |
W |
N. Nakagawa |
1 - 2 |
ITF M25 Sapporo Men · hard |
| Sept. 8, 2023 |
W |
J. Yamasaki |
2 - 0 |
ITF M25 Sapporo Men · hard |
| Sept. 7, 2023 |
W |
C. Ferguson |
2 - 0 |
ITF M25 Sapporo Men · hard |
| Sept. 5, 2023 |
W |
H. Sakagawa |
2 - 0 |
ITF M25 Sapporo Men · hard |
| Aug. 28, 2023 |
L |
J. Cui |
0 - 2 |
Zhangjiagang Challenger Men · hard |
| Aug. 27, 2023 |
W |
F. C. Alcantara |
2 - 0 |
Zhangjiagang Challenger Men · hard |
| Aug. 22, 2023 |
L |
D. Palan |
2 - 1 |
Zhuhai Challenger Men · hard |
| Aug. 21, 2023 |
W |
M. Kalovelonis |
2 - 1 |
Zhuhai Challenger Men · hard |