Kyoto CH 1981
Ron Hightower won the title, beating Matt Doyle 7–5 7–6 in the final.
Main draw 32 players
- 1🇳🇿Russell SimpsonSemifinals · Lost to Ron Hightower
- 2🇺🇸Billy MartinRound of 32 · Lost to Dave Siegler
- 3🇦🇺Syd BallQuarterfinals · Lost to Ron Hightower
- 4🇺🇸Mike CahillQuarterfinals · Lost to Matt Doyle
- 5🇺🇸Matt DoyleFinal · Lost to Ron Hightower
- 6🇦🇺Cliff LetcherRound of 16 · Lost to Ron Hightower
- 7🇨🇭Roland StadlerRound of 16 · Lost to Jim Delaney
- 8🇦🇺Greg WhitecrossRound of 32 · Lost to Cary Stansbury
- 🇺🇸Ron HightowerFinal · Champion
- 🇺🇸Dave SieglerSemifinals · Lost to Matt Doyle
- 🇩🇪Damir KereticQuarterfinals · Lost to Russell Simpson
- 🇺🇸Jim Delaney#338Quarterfinals · Lost to Dave Siegler
- 🇺🇸Andy KohlbergRound of 16 · Lost to Syd Ball
- 🇵🇭Beejong SissonRound of 16 · Lost to Dave Siegler
- 🇺🇸Bill MazeRound of 16 · Lost to Russell Simpson
- 🇺🇸Cary StansburyRound of 16 · Lost to Damir Keretic
- 🇺🇸Jimmy AriasRound of 16 · Lost to Matt Doyle
- 🇯🇵Tsuyoshi FukuiRound of 16 · Lost to Mike Cahill
- 🇺🇸Bruce KleegeRound of 32 · Lost to Jim Delaney
- 🇦🇺Charlie FancuttRound of 32 · Lost to Tsuyoshi Fukui
- 🇦🇺Craig A MillerRound of 32 · Lost to Syd Ball
- 🇯🇵Eiji TakeuchiRound of 32 · Lost to Beejong Sisson
- 🇻🇪Jorge AndrewRound of 32 · Lost to Bill Maze
- 🇯🇵Jun KamiwazumiRound of 32 · Lost to Damir Keretic
- 🇨🇭Markus GunthardtRound of 32 · Lost to Jimmy Arias
- 🇺🇸Matt MitchellRound of 32 · Lost to Ron Hightower
- 🇺🇸Mike ShoreRound of 32 · Lost to Matt Doyle
- 🇺🇸Scott MccainRound of 32 · Lost to Mike Cahill
- 🇯🇵Shinichi NishinoRound of 32 · Lost to Roland Stadler
- 🇯🇵Shinichi SakamotoRound of 32 · Lost to Russell Simpson
- 🇦🇺Warren MaherRound of 32 · Lost to Andy Kohlberg
- 🇦🇺Wayne PascoeRound of 32 · Lost to Cliff Letcher