Born in
Tokyo, Terachi began competing professionally in 1998 and reached a career high singles ranking of 219 in the world, winning 17
ITF Futures titles. His best performance on the
ATP Tour came at the
2001 Shanghai Open, where he won his way through to the quarter-finals, with wins over
Cecil Mamiit and
Michael Tebbutt. He made the
Japan Open second round twice from six appearances, including 2005 when he defeated
Philipp Kohlschreiber. Terachi appeared for Japan in four
Davis Cup ties from 2002 to 2004. He won two of his four doubles rubbers. His only singles rubber was against
Febi Widhiyanto and he had to retire in the second set with a wrist injury. In addition to the Davis Cup he also represented Japan in the
Asian Games and won a doubles bronze in Bangkok in 1998, partnering
Michihisa Onoda. He was a gold medalist in the team event at the
2002 Asian Games in Busan, with his upset win over South Korean's
Lee Hyung-taik giving Japan an unassailable 2–0 lead in the final. ==See also==