| Year | Tournament | Result | Player | Age | Nation |
|---|---|---|---|---|---|
| 1986 | Wimbledon | R128 | Etsuko Inoue | 21 | Japan |
| 1986 | French Open | R64 | Masako Yanagi | 26 | Japan |
| 1986 | French Open | R128 | Etsuko Inoue | 21 | Japan |
| 1986 | French Open | R128 | Akiko Kijimuta | 18 | Japan |
| 1985 | Australian Open | R32 | Etsuko Inoue | 21 | Japan |
| 1985 | Australian Open | R32 | Masako Yanagi | 26 | Japan |
| 1985 | US Open | R128 | Etsuko Inoue | 20 | Japan |
| 1985 | Wimbledon | R64 | Etsuko Inoue | 20 | Japan |
| 1985 | Wimbledon | R128 | Masako Yanagi | 25 | Japan |
| 1985 | Wimbledon | R128 | Emiko Okagawa | 20 | Japan |
| 1985 | French Open | R128 | Masako Yanagi | 25 | Japan |
| 1985 | French Open | R128 | Emiko Okagawa | 20 | Japan |
| 1985 | French Open | R128 | Etsuko Inoue | 20 | Japan |
| 1984 | US Open | R64 | Etsuko Inoue | 19 | Japan |
| 1984 | Wimbledon | R128 | Etsuko Inoue | 19 | Japan |
| 1984 | French Open | R64 | Masako Yanagi | 24 | Japan |
| 1984 | French Open | R64 | Etsuko Inoue | 19 | Japan |
| 1984 | French Open | R128 | Emiko Okagawa | 19 | Japan |
| 1983 | Australian Open | R64 | Etsuko Inoue | 19 | Japan |
| 1983 | US Open | R64 | Etsuko Inoue | 18 | Japan |
| 1983 | Wimbledon | R128 | Etsuko Inoue | 18 | Japan |
| 1983 | French Open | R64 | Etsuko Inoue | 18 | Japan |
| 1981 | US Open | R128 | Naoko Sato | 26 | Japan |
| 1981 | French Open | R64 | Naoko Sato | 26 | Japan |
| 1980 | Australian Open | R32 | Naoko Sato | 25 | Japan |
| 1979 | Australian Open | R16 | Naoko Sato | 24 | Japan |
| 1978 | Australian Open | R32 | Naoko Sato | 23 | Japan |
| 1978 | US Open | R64 | Sonoe Yonezawa | 28 | Japan |
| 1978 | French Open | R128 | Kiyoshi Tanabe | 30 | Japan |
| 1977 | Australian Open (Jan) | Q | Naoko Sato | 22 | Japan |
| 1977 | Wimbledon | R128 | Naoko Sato | 22 | Japan |
| 1977 | French Open | R64 | Naoko Sato | 22 | Japan |
| 1977 | French Open | R64 | Kimiyo Hatanaka | n/a | Japan |
| 1977 | French Open | R128 | Jun Kuki | 31 | Japan |
| 1977 | Australian Open (Dec) | R16 | Naoko Sato | 22 | Japan |
| 1976 | US Open | R128 | Jun Kuki | 30 | Japan |
| 1976 | Wimbledon | R64 | Kenichi Hirai | 26 | Japan |
| 1976 | Wimbledon | R64 | Naoko Sato | 21 | Japan |
| 1976 | Wimbledon | R128 | Jun Kamiwazumi | 28 | Japan |
| 1976 | French Open | R64 | Jun Kuki | 30 | Japan |
| 1976 | French Open | R128 | Jun Kamiwazumi | 28 | Japan |
| 1975 | US Open | Q | Kazuko Sawamatsu | 24 | Japan |
| 1975 | US Open | R128 | Jun Kuki | 29 | Japan |
| 1975 | US Open | R128 | Jun Kamiwazumi | 27 | Japan |
| 1975 | Wimbledon | R32 | Kazuko Sawamatsu | 24 | Japan |
| 1975 | Wimbledon | R64 | Jun Kamiwazumi | 27 | Japan |
| 1975 | Wimbledon | R128 | Shozo Shiraishi | 17 | Japan |
| 1975 | Wimbledon | R128 | Jun Kuki | 29 | Japan |
| 1975 | Wimbledon | R128 | Naoko Sato | 20 | Japan |
| 1975 | French Open | Q | Kazuko Sawamatsu | 24 | Japan |
Open Era Grand Slam Tennis
This site is dedicated to Grand Slam tennis stats from the Open Era – for those of us who love the numbers behind the game. Pick any group of players and see how they rank. Compare, filter, and view the same data from different angles – whether you want to explore dominance, consistency, or longevity. In short: It’s all about turning tennis history into insights you can actually play with.