# 2023 Kangaroo Cup – Singles

Zarina Diyas was the defending champion but chose not to participate.
Himeno Sakatsume won the title, defeating Katie Boulter in the final, 7–5, 6–3.

## Seeds

* Jang Su-jeong (semifinals)
* Katie Boulter (final)
* Han Na-lae (second round)
* Carol Zhao (first round)
* Mai Hontama (quarterfinals)
* Sakura Hosogi (first round)
* Himeno Sakatsume (champion)
* Emina Bektas (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 |
| 1 | Jang Su-jeong | 4 | 3 | | | | |
| 7 | Himeno Sakatsume | 6 | 6 | | | | |
| 7 | Himeno Sakatsume | 6 | 6 | 7 | Himeno Sakatsume | 7 | 6 |
| | | | | 2 | Katie Boulter | 5 | 3 |
| Q | Lee Ya-hsuan | 1 | 0 | 2 | Katie Boulter | 5 | 3 |
| 2 | Katie Boulter | 6 | 6 | | | | |

### 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 | S-j Jang | 6 | 7 | | | | | | | | | | | | | | | |
| Q | A Parnaby | 1 | 5 | | 1 | S-j Jang | 6 | 7$^7$ | | | | | | | | | | |
| | L Kumkhum | 4 | 4 | | Q | M Kuramochi | 4 | 6$^2$ | | | | | | | | | | |
| Q | M Kuramochi | 6 | 6 | | | | | | | 1 | S-j Jang | 6 | 6 | | | | | |
| | R Saigo | 6 | 7 | | | | | | | | R Saigo | 0 | 0 | | | | | |
| Q | A Nagata | 2 | 5 | | | R Saigo | 6 | 6 | | | | | | | | | | |
| | L Tararudee | 1 | 6 | 7 | | L Tararudee | 4 | 2 | | | | | | | | | | |
| 6 | S Hosogi | 6 | 3 | 5 | | | | | | | | | | | 1 | S-j Jang | 4 | 3 |
| 3 | N-l Han | 6 | 6 | | | | | | | | | | | | 7 | H Sakatsume | 6 | 6 |
| | P Plipuech | 2 | 3 | | 3 | N-l Han | 3 | 6 | 6$^5$ | | | | | | | | | |
| | K Okamura | 2 | 4 | | | H Kaji | 6 | 3 | 7$^7$ | | | | | | | | | |
| | H Kaji | 6 | 6 | | | | | | | | H Kaji | 6 | 1 | 1 | | | | |
| | L Glushko | 2 | 3 | | | | | | | 7 | H Sakatsume | 2 | 6 | 6 | | | | |
| | M Inglis | 6 | 6 | | | M Inglis | 1 | 2$^r$ | | | | | | | | | | |
| WC | Y Ikedo | 0 | 0 | | 7 | H Sakatsume | 6 | 3 | | | | | | | | | | |
| 7 | H Sakatsume | 6 | 6 | | | | | | | | | | | | | | | |

### 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 | E Bektas | 4 | 3 | | | | | | | | | | | | | | |
| WC | S Saito | 6 | 6 | | WC | S Saito | 5 | 6 | 6 | | | | | | | | |
| | M Kobori | 0 | 1$^r$ | | Q | M Yamaguchi | 7 | 4 | 3 | | | | | | | | |
| Q | M Yamaguchi | 6 | 2 | | | | | | | WC | S Saito | 2 | 2 | | | | |
| PR | A Shimizu | 6 | 6 | | | | | | | Q | Y-h Lee | 6 | 6 | | | | |
| WC | N Kawaguchi | 1 | 3 | | PR | A Shimizu | 3 | 5 | | | | | | | | | |
| Q | Y-h Lee | 7$^7$ | 6 | | Q | Y-h Lee | 6 | 7 | | | | | | | | | |
| 4 | C Zhao | 6$^4$ | 2 | | | | | | | | | | | Q | Y-h Lee | 1 | 0 |
| 5 | M Hontama | 6 | 6 | | | | | | | | | | | 2 | K Boulter | 6 | 6 |
| Q | H Arakawa | 1 | 0 | | 5 | M Hontama | 7 | 6 | | | | | | | | | |
| | Y Ma | 2 | 1 | | WC | A Ito | 5 | 1 | | | | | | | | | |
| WC | A Ito | 6 | 6 | | | | | | | 5 | M Hontama | 4 | 6$^1$ | | | | |
| | E-s Liang | 7$^7$ | 4 | 4 | | | | | | 2 | K Boulter | 6 | 7$^7$ | | | | |
| Q | P-c Lee | 6$^3$ | 6 | 6 | Q | P-c Lee | 2 | 1 | | | | | | | | | |
| Q | M Ayukawa | 3 | 0 | | 2 | K Boulter | 6 | 6 | | | | | | | | | |
| 2 | K Boulter | 6 | 6 | | | | | | | | | | | | | | |