Toshiaki Sakai

Toshiaki Sakai is a Japanese former professional tennis player.
A left-handed player from Tokyo, Sakai made his only ATP Tour main draw appearances at the 1995 [Japan Open Tennis Championships|1995 Japan Open], but didn't begin competing professionally until 2002.
Sakai, who is the son of Universiade champion Toshiro Sakai, was a student at Keio University and represented Japan at the 1995 Summer Universiade. He won the All Japan Student Tennis Championships singles title in 1996.
On the professional tour, Sakai reached a best singles ranking of 468 in the world and featured in the qualifying draw for the 2003 Australian Open. He had a best doubles world ranking of 517.