| Sydney 3 ITF |
Round |
Result |
H |
A |
| 17.11. |
|
Yang Y. - Koshiishi A. |
Q-R16 |
6-3, 6-4 |
2.07 |
1.66 |
| 16.11. |
|
Koshiishi A. - Guillen G. |
Q-1R |
6-0, 6-2 |
1.42 |
2.58 |
| Brisbane 5 ITF |
Round |
Result |
H |
A |
| 14.11. |
|
Wei S. - Koshiishi A. |
QF |
6-1, 6-2 |
1.18 |
4.29 |
| 13.11. |
|
Koshiishi A. - Varaksina A. |
R16 |
6-2, 7-63 |
1.24 |
3.65 |
| 11.11. |
|
Koshiishi A. - Hule P. |
1R |
6-3, 6-2 |
1.64 |
2.12 |
| Jinan |
Round |
Result |
H |
A |
| 13.10. |
|
Nugroho P. - Koshiishi A. |
Q-R16 |
62-7, 6-3, 7-5 |
1.46 |
2.62 |
| Incheon ITF |
Round |
Result |
H |
A |
| 23.09. |
|
Matsuda M. - Koshiishi A. |
1R |
6-4, 4-6, 6-2 |
1.38 |
2.61 |
| Guiyang ITF |
Round |
Result |
H |
A |
| 11.09. |
|
Ren Y. - Koshiishi A. |
R16 |
2-6, 6-4, 6-3 |
1.37 |
2.82 |
| 09.09. |
|
Koshiishi A. - Liu K. |
1R |
7-68, 6-2 |
1.28 |
3.24 |
| Nakhon Pathom 6 ITF |
Round |
Result |
H |
A |
| 04.09. |
|
Ku Y. - Koshiishi A. |
R16 |
6-0, 6-2 |
1.17 |
4.31 |
| 03.09. |
|
Koshiishi A. - Sato H. |
1R |
6-4, 6-2 |
1.87 |
1.82 |
| Nakhon Pathom 5 ITF |
Round |
Result |
H |
A |
| 26.08. |
|
Lee E. - Koshiishi A. |
1R |
7-60, 6-3 |
1.74 |
1.95 |
| Ourense ITF |
Round |
Result |
H |
A |
| 05.08. |
|
Guerrero Alvarez E. - Koshiishi A. |
1R |
6-3, 6-4 |
1.32 |
3.09 |
| Roehampton ITF |
Round |
Result |
H |
A |
| 29.07. |
|
Nishino N. - Koshiishi A. |
1R |
6-4, 6-4 |
2.41 |
1.49 |
| Monastir 45 ITF |
Round |
Result |
H |
A |
| 22.07. |
|
Matsuda M. - Koshiishi A. |
1R |
6-3, 6-1 |
1.49 |
2.46 |
| Nottingham 3 ITF |
Round |
Result |
H |
A |
| 17.07. |
|
Valdmannova V. - Koshiishi A. |
QF |
6-0, 6-1 |
1.49 |
2.45 |
| 17.07. |
|
Koshiishi A. - Veldman K. |
R16 |
6-4, 6-2 |
1.21 |
3.92 |
| 16.07. |
|
Koshiishi A. - Wainwright M. |
1R |
6-2, 6-3 |
1.09 |
6.04 |
| Luzhou ITF |
Round |
Result |
H |
A |
| 13.06. |
|
Wang M. - Koshiishi A. |
QF |
6-3, 6-0 |
2.09 |
1.67 |
| 12.06. |
|
Koshiishi A. - Zhu A. |
R16 |
6-3, 6-2 |
1.37 |
2.87 |
| 11.06. |
|
Koshiishi A. - Morvayova V. |
1R |
4-6, 6-2, 6-2 |
1.50 |
2.43 |
| Andong ITF |
Round |
Result |
H |
A |
| 22.05. |
|
Back D. - Koshiishi A. |
R16 |
6-0, 6-3 |
1.46 |
2.56 |
| 21.05. |
|
Koshiishi A. - Lee E. |
1R |
6-3, 6-1 |
2.25 |
1.57 |
| 19.05. |
|
Koshiishi A. - Kuwata H. |
Q-R16 |
7-62, 6-1 |
|
|
| 18.05. |
|
Koshiishi A. - Katsumi N. |
Q-2R |
6-1, 6-4 |
|
|
| Changwon ITF |
Round |
Result |
H |
A |
| 16.05. |
|
Zheng W. - Koshiishi A. |
QF |
6-4, 6-3 |
1.28 |
3.27 |
| 16.05. |
|
Koshiishi A. - Koike E. |
R16 |
6-3, 6-3 |
2.31 |
1.54 |
| 14.05. |
|
Koshiishi A. - Sato H. |
1R |
6-2, 6-2 |
1.58 |
2.24 |
| Goyang 2 ITF |
Round |
Result |
H |
A |
| 08.05. |
|
Li Z. - Koshiishi A. |
R16 |
6-4, 6-2 |
1.55 |
2.29 |
| 07.05. |
|
Koshiishi A. - Hong Y. |
1R |
4-6, 7-5, 6-1 |
|
|
| Goyang ITF |
Round |
Result |
H |
A |
| 02.05. |
|
Saigo R. - Koshiishi A. |
QF |
6-4, 6-1 |
|
|
| 02.05. |
|
Koshiishi A. - Zolotareva A. |
R16 |
65-7, 6-4, 6-3 |
1.35 |
2.92 |
| 30.04. |
|
Koshiishi A. - Lee E. |
1R |
6-2, 6-2 |
2.22 |
1.59 |
| Tokyo 6 ITF |
Round |
Result |
H |
A |
| 23.04. |
|
Sonobe W. - Koshiishi A. |
1R |
6-4, 6-1 |
1.33 |
3.10 |
| 22.04. |
|
Shimizu E. - Koshiishi A. |
Q-R16 |
6-3, 6-3 |
1.83 |
1.83 |
| 21.04. |
|
Koshiishi A. - Jang S. |
Q-1R |
2-6, 6-1, 6-1 |
2.68 |
1.40 |
| Osaka ITF |
Round |
Result |
H |
A |
| 09.04. |
|
Ma Y. - Koshiishi A. |
1R |
3-6, 6-4, 6-1 |
1.71 |
2.03 |
| 07.04. |
|
Koshiishi A. - Yoshimoto N. |
Q-R16 |
6-1, 6-4 |
1.49 |
2.48 |
| 06.04. |
|
Koshiishi A. - Chikaraishi Y. |
Q-2R |
6-4, 6-2 |
|
|
| Kofu ITF |
Round |
Result |
H |
A |
| 18.03. |
|
Okamura K. - Koshiishi A. |
1R |
6-3, 6-3 |
1.39 |
2.78 |
| Launceston ITF |
Round |
Result |
H |
A |
| 28.02. |
|
Hosogi S. - Koshiishi A. |
QF |
7-65, 6-3 |
1.35 |
3.04 |
| 27.02. |
|
Koshiishi A. - Kuramochi M. |
R16 |
6-2, 1-6, 7-66 |
2.35 |
1.53 |
| 25.02. |
|
Koshiishi A. - Parnaby A. |
1R |
7-5, 6-2 |
1.31 |
3.23 |
| Burnie ITF |
Round |
Result |
H |
A |
| 21.02. |
|
Fourlis J. - Koshiishi A. |
QF |
6-4, 6-1 |
1.43 |
2.62 |
| 20.02. |
|
Koshiishi A. - Dale A. |
R16 |
7-5, 6-4 |
1.19 |
4.30 |
| 18.02. |
|
Koshiishi A. - Micic E. |
1R |
5-7, 6-3, 6-1 |
2.23 |
1.60 |
| Timaru ITF |
Round |
Result |
H |
A |
| 13.02. |
|
Kuramochi M. - Koshiishi A. |
R16 |
7-5, 6-3 |
1.70 |
2.03 |
| 12.02. |
|
Koshiishi A. - Barry M. |
1R |
6-2, 6-2 |
1.68 |
2.07 |
| Brisbane 3 ITF |
Round |
Result |
H |
A |
| 03.02. |
|
Xu M. - Koshiishi A. |
Q-R16 |
6-1, 6-3 |
1.29 |
3.25 |
| 02.02. |
|
Koshiishi A. - Smith A. |
Q-1R |
5-2 |
1.25 |
3.75 |
| New Delhi ITF |
Round |
Result |
H |
A |
| 13.01. |
|
Craciun G. - Koshiishi A. |
Q-R16 |
7-60, 7-68 |
1.36 |
2.85 |
| 12.01. |
|
Koshiishi A. - Garkusha E. |
Q-1R |
6-1, 6-1 |
4.48 |
1.16 |
| Nonthaburi 10 ITF |
Round |
Result |
H |
A |
| 09.01. |
|
Yao X. - Koshiishi A. |
R16 |
6-0, 6-1 |
1.44 |
2.61 |
| 08.01. |
|
Koshiishi A. - Chong E. |
1R |
6-2, 4-6, 6-4 |
2.64 |
1.43 |
| 06.01. |
|
Koshiishi A. - Kumhom L. |
Q-R16 |
6-0, 6-0 |
1.12 |
5.19 |
| 05.01. |
|
Koshiishi A. - Wang M. |
Q-1R |
6-3, 6-0 |
2.16 |
1.60 |