# 1988 Pan Pacific Open – Singles

Gabriela Sabatini was the defending champion but did not compete that year.
Pam Shriver won in the final 7–5, 6–1 against Helena Suková.

## Seeds

A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated. The top four seeds received a bye to the second round.
* Pam Shriver (champion)
* Manuela Maleeva (semifinals)
* Helena Suková (final)
* Natasha Zvereva (quarterfinals)
* Larisa Savchenko (semifinals)
* Catarina Lindqvist (first round)
* Anne Minter (quarterfinals)
* Patty Fendick (second 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

### Final

| Final | Final | Final | Final | Final |
| 1 | Pam Shriver | 7 | 6 | |
| 3 | Helena Suková | 5 | 1 | |

### Section 1

| 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 | Semifinals |
| | | | | | 1 | P Shriver | 6 | 6 | | | | | | | | | | |
| | L Meskhi | 6 | 6 | | | L Meskhi | 0 | 2 | | | | | | | | | | |
| | B Schultz | 3 | 1 | | | | | | | 1 | P Shriver | 6 | 7 | | | | | |
| | P Louie-Harper | 7 | 6 | | | | | | | | P Louie-Harper | 1 | 5 | | | | | |
| | E Smylie | 6 | 2 | | | P Louie-Harper | 3 | 6 | 6 | | | | | | | | | |
| Q | N Miyagi | 2 | 3 | | 8 | P Fendick | 6 | 2 | 3 | | | | | | | | | |
| 8 | P Fendick | 6 | 6 | | | | | | | | | | | 1 | P Shriver | 6 | 6 | 6 |
| | | | | | | | | | | | | | | 5 | L Savchenko | 7 | 2 | 4 |
| | | | | | 4 | N Zvereva | 6 | 7 | | | | | | | | | | |
| | K Okamoto | 7 | 2 | 5 | | A Henricksson | 3 | 5 | | | | | | | | | | |
| | A Henricksson | 5 | 6 | 7 | | | | | | 4 | N Zvereva | 6 | 5 | | | | | |
| | L Bonder | 6 | 7 | | | | | | | 5 | L Savchenko | 7 | 7 | | | | | |
| | H Witvoet | 1 | 5 | | | L Bonder | 6 | 3 | 5 | | | | | | | | | |
| | R White | 6 | 1 | 4 | 5 | L Savchenko | 2 | 6 | 7 | | | | | | | | | |
| 5 | L Savchenko | 1 | 6 | 6 | | | | | | | | | | | | | | |

### Section 2

| 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 | Semifinals |
| 6 | C Lindqvist | 3 | 6 | 0 | | | | | | | | | | | | | | |
| | D Balestrat | 6 | 1 | 6 | | D Balestrat | 1 | 2 | | | | | | | | | | |
| | E Inoue | 6 | 7 | | | E Inoue | 6 | 6 | | | | | | | | | | |
| Q | F Osawa | 2 | 5 | | | | | | | | E Inoue | 4 | 5 | | | | | |
| Q | T Mochizuki | 4 | 3 | | | | | | | 3 | H Suková | 6 | 7 | | | | | |
| | B Gerken | 6 | 6 | | | B Gerken | 6 | 6 | 2 | | | | | | | | | |
| | | | | | 3 | H Suková | 3 | 7 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | 3 | H Suková | 7 | 4 | 6 |
| 7 | A Minter | 6 | 3 | 7 | | | | | | | | | | 2 | M Maleeva | 6 | 6 | 3 |
| LL | L Antonoplis | 0 | 6 | 6 | 7 | A Minter | 1 | 6 | 6 | | | | | | | | | |
| | W Turnbull | 2 | 0 | | | G Fernández | 6 | 4 | 2 | | | | | | | | | |
| | G Fernández | 6 | 6 | | | | | | | 7 | A Minter | 4 | 2 | | | | | |
| Q | R Hiraki | 6 | 0 | | | | | | | 2 | M Maleeva | 6 | 6 | | | | | |
| | A Kijimuta | 7 | 6 | | | A Kijimuta | 7 | 4 | 0 | | | | | | | | | |
| | | | | | 2 | M Maleeva | 6 | 6 | 6 | | | | | | | | | |