Shiraishi, who was born in Osaka, played in professional tournaments through the 1980s, reaching a career best ranking of 326 in the world.

His best performance at Grand Prix level came at Maui in 1983, where he made it into the second round, with a win over former Wimbledon semi-finalist Pat DuPré.

[1] Between 1984 and 1987, Shiraishi represented the Japan Davis Cup team and had a 6/7 record, all in singles rubbers.

In 1985 he played in two World Group ties and lost all of his matches, but took a set off both Aaron Krickstein of the United States and Spain's Sergio Casal.

[2][3] In 1986 he defeated Soichi Nakamura to win the singles title at the All Japan Tennis Championships.