The 1982 Japan Open Tennis Championships was a combined men's and women's tennis tournament played on outdoor hard courts in Tokyo, Japan that was part of the 1982 Avon Championships World Championship Series and the 1982 Volvo Grand Prix. The tournament was held from 18 October through 24 October 1982. Jimmy Arias and Laura Arraya won the singles titles.
Jimmy Arias defeated Dominique Bedel 6–2, 2–6, 6–4
Laura Arraya defeated Pilar Vásquez 3–6, 6–4, 6–0
Ferdi Taygan / Sherwood Stewart defeated Tim Gullikson / Tom Gullikson 6–1, 3–6, 7–6
Laura duPont / Barbara Jordan defeated Naoko Sato / Brenda Remilton 6–2, 6–7, 6–1