| Women's singles | |
|---|---|
| 1988 Suntory Japan Open Tennis Championships | |
| Champion |  Patty Fendick |
| Runner-up | Stephanie Rehe |
| Final score | 6–3, 7–5 |
| Draw | 32 |
| Seeds | 8 |
Katerina Maleeva was the defending champion but did not compete that year.
Patty Fendick won in the final 6–3, 7–5 against Stephanie Rehe.
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.
Natasha Zvereva (second round) Larisa Savchenko (quarterfinals)
Catarina Lindqvist (first round) Patty Fendick (champion)
Anne Minter (quarterfinals) Stephanie Rehe (final)
Etsuko Inoue (first round) Gigi Fernández (second round)| First round | Second round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||||||||
| 1 | N Zvereva | 6 | 6 | |||||||||||||||||||||||||||||||
| M Yanagi | 0 | 4 | 1 | N Zvereva | 6 | 2 | ||||||||||||||||||||||||||||
| B Gerken | 4 | 1 | Q |  M Javer | 7 | 6 | ||||||||||||||||||||||||||||
| Q | M Javer | 6 | 6 | Q | M Javer | 5 | 1 | |||||||||||||||||||||||||||
 A Devries | 6 | 4 | 6 | 6 | S Rehe | 7 | 6 | |||||||||||||||||||||||||||
| E Smylie | 2 | 6 | 1 | A Devries | 1 | 2 | ||||||||||||||||||||||||||||
| M Kidowaki | 2 | 2 | 6 | S Rehe | 6 | 6 | ||||||||||||||||||||||||||||
| 6 | S Rehe | 6 | 6 | 6 | S Rehe | 6 | 6 | |||||||||||||||||||||||||||
| 3 | C Lindqvist | 6 | 1 | 3 | M Werdel | 3 | 3 | |||||||||||||||||||||||||||
 B Schultz | 1 | 6 | 6 | B Schultz | 7 | 6 | ||||||||||||||||||||||||||||
| B Nagelsen | 3 | 6 | 6 | B Nagelsen | 6 | 4 | ||||||||||||||||||||||||||||
| A Kijimuta | 6 | 4 | 3 | B Schultz | 4 | 6 | ||||||||||||||||||||||||||||
| L Bonder | 5 | 4 | M Werdel | 6 | 7 | |||||||||||||||||||||||||||||
| M Werdel | 7 | 6 | M Werdel | 6 | 6 | |||||||||||||||||||||||||||||
| M Van Nostrand | 5 | 5 | 8 | G Fernández | 2 | 4 | ||||||||||||||||||||||||||||
| 8 | G Fernández | 7 | 7 | 6 | Stephanie Rehe | 3 | 5 | |||||||||||||||||||||||||||
| 5 | A Minter | 6 | 6 | 4 | Patty Fendick | 6 | 7 | |||||||||||||||||||||||||||
| Q | M Jaggard | 2 | 2 | 5 | A Minter | 4 | 7 | 6 | ||||||||||||||||||||||||||
| H Witvoet | 6 | 6 | H Witvoet | 6 | 6 | 3 | ||||||||||||||||||||||||||||
 S Meier | 2 | 1 | 5 | A Minter | 0 | 6 | 2 | |||||||||||||||||||||||||||
| Q | S Sloane | 6 | 6 | 4 | P Fendick | 6 | 3 | 6 | ||||||||||||||||||||||||||
| S Parkhomenko | 1 | 1 | Q | S Sloane | 2 | 4 | ||||||||||||||||||||||||||||
| Q | N Medvedeva | 4 | 6 | 4 | P Fendick | 6 | 6 | |||||||||||||||||||||||||||
| 4 | P Fendick | 6 | 7 | 4 | P Fendick | 6 | 6 | |||||||||||||||||||||||||||
| 7 | E Inoue | 6 | 4 | 1 | L Meskhi | 0 | 3 | |||||||||||||||||||||||||||
| N Bykova | 0 | 6 | 6 | N Bykova | 4 | 3 | ||||||||||||||||||||||||||||
| A Henricksson | 3 | 4 | L Meskhi | 6 | 6 | |||||||||||||||||||||||||||||
| L Meskhi | 6 | 6 | L Meskhi | 6 | 2 | 6 | ||||||||||||||||||||||||||||
 B Cordwell | 5 | 4 | 2 | L Savchenko | 3 | 6 | 3 | |||||||||||||||||||||||||||
| R White | 7 | 6 | R White | 6 | 6 | 6 | ||||||||||||||||||||||||||||
| K Okamoto | 4 | 6 | 3 | 2 | L Savchenko | 3 | 7 | 7 | ||||||||||||||||||||||||||
| 2 | L Savchenko | 6 | 2 | 6 | ||||||||||||||||||||||||||||||
Gretchen Magers was the defending champion but lost in the quarterfinals to Sara Gomer.
Anna-Maria Fernandez and Julie Richardson were the defending champions but they competed with different partners that year, Fernandez with Louise Field and Richardson with Belinda Cordwell.
Patty Fendick and Jill Hetherington won in the final 6–3, 6–3 against Belinda Cordwell and Julie Richardson.
Martina Navratilova and Pam Shriver were the defending champions but did not compete that year.
The singles tournament for the 1988 Taipei Women's Championship was a 32-draw with qualifiers.
The doubles tennis tournament for the 1988 Taipei Women's Championship was a 16-team single-elimination tournament.
Arantxa Sánchez Vicario was the defending champion but lost in the quarterfinals to Brenda Schultz.
Larisa Neiland and Jana Novotná were the defending champions but competed with different partners that year, Neiland with Elizabeth Smylie and Novotná with Arantxa Sánchez Vicario.
Betsy Nagelsen and Pam Shriver were the defending champions but did not compete that year.
Patty Fendick was the defending champion and won in the final 6–2, 6–0 against Belinda Cordwell.
Stephanie Rehe was the defending champion but did not compete that year.
Patty Fendick and Jill Hetherington were the defending champions of the doubles event at the 1989 Virginia Slims of Los Angeles tennis tournament but lost in the quarterfinals to Elizabeth Smylie and Janine Tremelling.
The 1988 Northern California Open singles was a tennis competition, part of the 1988 Northern California Open organised by the Women's Tennis Association. It was played on outdoor hard courts in Aptos, California in the United States and was part of Tier V of the 1988 WTA Tour. The tournament ran from July 25 through July 31, 1988.
Raffaella Reggi was the defending champion but did not compete that year.
Steffi Graf was the defending champion but did not compete that year.
Stephanie Rehe was the defending champion but lost in the quarterfinals to Gigi Fernández.
Pam Shriver and Natasha Zvereva were the defending champions but they competed with different partners that year, Shriver with Martina Navratilova and Zvereva with Gigi Fernández.
Nicole Provis and Mark Woodforde were the defending champions but lost in the second round to Nana Miyagi and Kent Kinnear.
Martina Navratilova and Pam Shriver were the defending champions and won in the final 3–6, 6–3, 6–2 against Patty Fendick and Jill Hetherington.
Mary Joe Fernández and Zina Garrison were the defending champions, but lost in third round to Yayuk Basuki and Nana Miyagi.