# 2023 Ando Securities Open – Singles

Wang Xinyu was the defending champion but chose to compete at the 2023 US Open instead.
Viktorija Golubic won the title, defeating Wang Xiyu in the final, 6–4, 3–6, 6–4.

## Seeds

* Nao Hibino (first round)
* Jule Niemeier (quarterfinals)
* Wang Xiyu (final)
* Yuan Yue (first round)
* Kimberly Birrell (semifinals)
* Panna Udvardy (first round)
* Viktorija Golubic (champion)
* Jessika Ponchet (first round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 7 | Viktorija Golubic | 6 | 6 | | | | | |
| Q | Kateryna Volodko | 4 | 1 | | | | | |
| Q | Kateryna Volodko | 4 | 1 | 7 | Viktorija Golubic | 6 | 3 | 6 |
| | | | | 3 | Wang Xiyu | 4 | 6 | 4 |
| 3 | Wang Xiyu | 6 | 6 | 3 | Wang Xiyu | 4 | 6 | 4 |
| 5 | Kimberly Birrell | 4 | 4 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | N Hibino | 6 | 4 | 2 | | | | | | | | | | | | | | |
| Q | X You | 0 | 6 | 6 | Q | X You | 6 | 3 | 6 | | | | | | | | | |
| | E Chong | 6 | 6 | | | E Chong | 1 | 6 | 4 | | | | | | | | | |
| | J Teichmann | 2 | 3 | | | | | | | Q | X You | 7$^7$ | 0 | 1 | | | | |
| | M Hontama | 6 | 6$^3$ | 0$^r$ | | | | | | 7 | V Golubic | 6$^3$ | 6 | 6 | | | | |
| | H Sakatsume | 2 | 7$^7$ | 2 | | H Sakatsume | 3 | 3 | | | | | | | | | | |
| Q | M Ninomiya | 1 | 1 | | 7 | V Golubic | 6 | 6 | | | | | | | | | | |
| 7 | V Golubic | 6 | 6 | | | | | | | | | | | | 7 | V Golubic | 6 | 6 |
| 4 | Y Yuan | 6 | 2 | 3 | | | | | | | | | | | Q | K Volodko | 4 | 1 |
| | H Kaji | 4 | 6 | 6 | | H Kaji | 4 | 2 | | | | | | | | | | |
| WC | S Hosogi | 0 | 6 | 3 | Q | K Volodko | 6 | 6 | | | | | | | | | | |
| Q | K Volodko | 6 | 3 | 6 | | | | | | Q | K Volodko | 6 | 6 | | | | | |
| | A Hartono | 6 | 6 | | | | | | | | A Hartono | 3 | 2 | | | | | |
| WC | K Okamura | 4 | 1 | | | A Hartono | 6 | 6 | | | | | | | | | | |
| | H Dart | 3 | 6 | 6 | | H Dart | 3 | 3 | | | | | | | | | | |
| 6 | P Udvardy | 6 | 3 | 4 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | J Ponchet | 3 | 3 | | | | | | | | | | | | | | |
| WC | Y Naito | 6 | 6 | | WC | Y Naito | 6 | 6 | | | | | | | | | |
| Q | C Zhao | 6 | 1 | 6 | Q | C Zhao | 4 | 3 | | | | | | | | | |
| | S-j Jang | 3 | 6 | 2 | | | | | | WC | Y Naito | 3 | 3 | | | | |
| Q | A Ito | 7$^7$ | 1 | 7$^7$ | | | | | | 3 | Xiy Wang | 6 | 6 | | | | |
| | E Mandlik | 6$^4$ | 6 | 6$^0$ | Q | A Ito | 1 | 4 | | | | | | | | | |
| Q | F Contreras | 2 | 6$^5$ | | 3 | Xiy Wang | 6 | 6 | | | | | | | | | |
| 3 | Xiy Wang | 6 | 7$^7$ | | | | | | | | | | | 3 | Xiy Wang | 6 | 6 |
| 5 | K Birrell | 7 | 6 | | | | | | | | | | | 5 | K Birrell | 4 | 4 |
| | V Savinykh | 5 | 4 | | 5 | K Birrell | 4 | 7$^7$ | 6 | | | | | | | | |
| Q | A Eala | 6 | 6 | | Q | A Eala | 6 | 6$^5$ | 2 | | | | | | | | |
| WC | N Kawaguchi | 4 | 3 | | | | | | | 5 | K Birrell | 6 | 6 | | | | |
| | A Raina | 6 | 6 | | | | | | | 2 | J Niemeier | 4 | 3 | | | | |
| Q | S Lansere | 3 | 2 | | | A Raina | 2 | 7 | 6$^8$ | | | | | | | | |
| | M Uchijima | 2 | 4 | | 2 | J Niemeier | 6 | 5 | 7$^{10}$ | | | | | | | | |
| 2 | J Niemeier | 6 | 6 | | | | | | | | | | | | | | |