Includes finals, playoffs and exhibition games, so totals run higher than regular-season figures.
| Season | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1992 Wta tourJapan | 3 | 1 | – | – | 2 | 5 | 27 | 41 | 2 | – | – | – |
| 1991 Wta tourJapan | 4 | 2 | – | – | 4 | 4 | 44 | 41 | 1 | – | – | – |
| 1990 Wta tourJapan | 9 | 3 | – | – | 6 | 13 | 72 | 93 | 1 | 3 | – | – |
| 1989 Wta tourJapan | 12 | 5 | 1 | 1 | 11 | 15 | 106 | 125 | 1 | 3 | – | – |
| 1988 Wta tourJapan | 10 | 1 | – | – | 4 | 18 | 81 | 128 | 1 | 5 | 1 | – |
| 1987 Wta tourJapan | 14 | 6 | – | – | 13 | 17 | 131 | 133 | 3 | 6 | – | – |
| 1986 Wta tourJapan | 3 | 2 | – | – | 4 | 3 | 41 | 31 | 2 | – | – | – |
| 1985 Wta tourJapan | 1 | 0 | – | – | 0 | 2 | 2 | 12 | 0 | – | – | – |
| 1984 Wta tourJapan | 2 | 0 | – | – | 1 | 4 | 14 | 26 | 0 | – | – | – |
| 1983 Wta tourJapan | 6 | 3 | – | – | 8 | 9 | 70 | 81 | 2 | – | – | – |
| 1982 Wta tourJapan | 3 | 1 | – | – | 2 | 4 | 17 | 27 | 0 | – | – | 2 |
| 1981 Wta tourJapan | 3 | 0 | – | – | 1 | 6 | 21 | 42 | 1 | – | – | – |
| 1980 Wta tourJapan | 2 | 0 | – | – | 0 | 4 | 8 | 24 | 0 | – | – | – |
| 1978 Wta tourJapan | 1 | 0 | – | – | 0 | 2 | 3 | 12 | 0 | – | – | – |
| Career14 seasons | 73 | 24 | 1 | 1 | 56 | 106 | 637 | 816 | 14 | 17 | 1 | 2 |
| Game | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Osaka: Quarterfinal v Karina HabsudovaL 0-2 4 Feb | 0 | – | – | 0 | 2 | 1 | 12 | 0 | – | – | – |
| Osaka: Round of 16 v Nana SmithW 2-1 4 Feb | 1 | – | – | 2 | 1 | 16 | 16 | 1 | – | – | – |
| Tokyo Pan Pacific: Round of 32 v Rachel McquillanL 0-2 28 Jan | 0 | – | – | 0 | 2 | 10 | 13 | 1 | – | – | – |
| Split | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| LossesResult | 49 | 0.0 | – | – | 0.2 | 2.0 | 6.4 | 13.0 | 0.2 | 0.3 | 0.0 | 0.0 |
| WinsResult | 24 | 1.0 | 0.0 | 0.0 | 2.0 | 0.3 | 13.4 | 7.5 | 0.2 | 0.2 | – | 0.0 |
| Regular seasonStage · won 21 of 61 | 61 | 0.3 | – | – | 0.8 | 1.4 | 9.1 | 11.2 | 0.2 | 0.3 | 0.0 | 0.0 |
| FinalsStage · won 3 of 12 | 12 | 0.3 | 0.1 | 0.1 | 0.6 | 1.5 | 7.0 | 11.3 | 0.2 | – | – | – |
| Catarina Lindqvist RyanOpponent · won 1 of 3 | 3 | 0.3 | – | – | 0.7 | 1.3 | 10.0 | 11.3 | 0.3 | – | 0.3 | – |
| Liz SmylieOpponent · won 1 of 3 | 3 | 0.3 | 0.3 | 0.3 | 0.7 | 1.3 | 8.3 | 10.3 | 0.0 | 0.3 | – | – |
| Barbara GerkenOpponent · won 0 of 2 | 2 | 0.0 | – | – | 0.0 | 2.0 | 4.0 | 12.0 | 0.0 | – | – | – |
| Belinda CordwellOpponent · won 1 of 2 | 2 | 0.5 | – | – | 1.0 | 1.0 | 9.0 | 9.5 | 0.0 | – | – | – |
| Betsy NagelsenOpponent · won 1 of 2 | 2 | 0.5 | – | – | 1.0 | 1.0 | 11.0 | 8.0 | 0.5 | – | – | – |
| Dana GilbertOpponent · won 2 of 2 | 2 | 1.0 | – | – | 2.0 | 1.0 | 16.5 | 13.0 | 1.0 | – | – | – |
| Etsuko InoueOpponent · won 0 of 2 | 2 | 0.0 | – | – | 1.0 | 2.0 | 10.0 | 15.0 | 0.0 | – | – | – |
| Laura ArrayaOpponent · won 0 of 2 | 2 | 0.0 | – | – | 0.0 | 2.0 | 9.5 | 13.0 | 0.5 | – | – | – |
| Akiko KijimutaOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 8.0 | 13.0 | 0.0 | 1.0 | – | – |
| Ann DevriesOpponent · won 0 of 1 | 1 | 0.0 | – | – | 1.0 | 2.0 | 12.0 | 14.0 | 0.0 | 1.0 | – | – |
| Ann HenrickssonOpponent · won 0 of 1 | 1 | 0.0 | – | – | 1.0 | 2.0 | 14.0 | 18.0 | 0.0 | – | – | – |
| Anne MinterOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 0.0 | 12.0 | 7.0 | 0.0 | – | – | – |
| Annette GulleyOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 1.0 | 15.0 | 11.0 | 0.0 | – | – | – |
| Arantxa Sanchez VicarioOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 0.0 | 12.0 | 7.0 | 0.0 | 1.0 | – | – |
| Beth HerrOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 10.0 | 13.0 | 1.0 | – | – | – |
| Brenda Schultz MccarthyOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 1.0 | 12.0 | 0.0 | – | – | – |
| Carling Bassett SegusoOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 2.0 | 12.0 | 0.0 | – | – | – |
| Chris EvertOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 5.0 | 13.0 | 0.0 | 1.0 | – | – |
| Claudia Kohde KilschOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 2.0 | 12.0 | 0.0 | 1.0 | – | – |
| Elena BrioukhovetsOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 11.0 | 14.0 | 1.0 | – | – | – |
| Heather LudloffOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 0.0 | 12.0 | 3.0 | 0.0 | – | – | – |
| Heliane StedenOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 1.0 | 19.0 | 14.0 | 1.0 | – | – | – |
| Hu NaOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 3.0 | 12.0 | 0.0 | – | – | 1.0 |
| Iva BudarovaOpponent · won 0 of 1 | 1 | 0.0 | – | – | 1.0 | 2.0 | 14.0 | 15.0 | 0.0 | 1.0 | – | – |
| Jenny ByrneOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 0.0 | 12.0 | 6.0 | 0.0 | – | – | – |
| Julie HarringtonOpponent · won 0 of 1 | 1 | 0.0 | – | – | 1.0 | 2.0 | 10.0 | 17.0 | 0.0 | – | – | – |
| Julie RichardsonOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 7.0 | 13.0 | 0.0 | 1.0 | – | – |
| Karina HabsudovaOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 1.0 | 12.0 | 0.0 | – | – | – |
| Kathy ObrienOpponent · won 0 of 1 | 1 | 0.0 | – | – | 1.0 | 2.0 | 13.0 | 16.0 | 0.0 | – | – | – |
| Kimiko Date KrummOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 0.0 | 13.0 | 9.0 | 0.0 | – | – | – |
| Larisa SavchenkoOpponent · won 0 of 1 | 1 | 0.0 | – | – | 1.0 | 2.0 | 13.0 | 14.0 | 0.0 | – | – | – |
| Leigh Anne EldredgeOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 0.0 | 12.0 | 7.0 | 0.0 | – | – | – |
| Lilian DrescherOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 0.0 | 12.0 | 4.0 | 0.0 | – | – | – |
| Lindsay MorseOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 2.0 | 12.0 | 0.0 | – | – | – |
| Louise AllenOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 1.0 | 14.0 | 8.0 | 0.0 | – | – | – |
| Magdalena MaleevaOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 7.0 | 12.0 | 0.0 | – | – | – |
| Marcie LouieOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 4.0 | 12.0 | 0.0 | – | – | – |
| Marianne Werdel WitmeyerOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 0.0 | 12.0 | 5.0 | 0.0 | – | – | – |
| Marie PinterovaOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 4.0 | 12.0 | 0.0 | – | – | – |
| Maureen DrakeOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 1.0 | 14.0 | 11.0 | 0.0 | 1.0 | – | – |
| Maya KidowakiOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 6.0 | 12.0 | 0.0 | – | – | – |
| Michelle TorresOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 6.0 | 13.0 | 1.0 | 1.0 | – | – |
| Nana SmithOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 1.0 | 16.0 | 16.0 | 1.0 | – | – | – |
| Nicole JagermanOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 3.0 | 12.0 | 0.0 | 1.0 | – | – |
| Pam ShriverOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 2.0 | 12.0 | 0.0 | – | – | – |
| Patricia TarabiniOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 0.0 | 12.0 | 1.0 | 0.0 | 1.0 | – | – |
| Rachel McquillanOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 10.0 | 13.0 | 1.0 | – | – | – |
| Roberta MccallumOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 9.0 | 13.0 | 1.0 | – | – | – |
| Rosalyn FairbankOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 11.0 | 14.0 | 1.0 | – | – | – |
| Sabrina GolesOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 1.0 | 16.0 | 9.0 | 0.0 | 1.0 | – | – |
| Sandra CecchiniOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 4.0 | 12.0 | 0.0 | 1.0 | – | – |
| Sara GomerOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 4.0 | 12.0 | 0.0 | – | – | – |
| Sharon Walsh PeteOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 0.0 | 12.0 | 7.0 | 0.0 | – | – | – |
| Shaun StaffordOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 8.0 | 12.0 | 0.0 | 1.0 | – | – |
| Sonoe YonezawaOpponent · won 0 of 1 | 1 | 0.0 | – | – | 0.0 | 2.0 | 3.0 | 12.0 | 0.0 | – | – | – |
| Sri UtaminingsihOpponent · won 1 of 1 | 1 | 1.0 | – | – | 2.0 | 0.0 | 12.0 | 3.0 | 0.0 | – | – | 1.0 |
Wins-losses for Okamoto. Tap a rival for the full head to head.
Stats from official league and public sports feeds. Updated hourly. Tennis history by Jeff Sackmann / Tennis Abstract (CC BY-NC-SA 4.0).