Hewitt through to quarter-finals

Defending champion Lleyton Hewitt crushed Michael Chang 6-2 6-2 in the second round of the Japan Open.

Hewitt will face the winner of the match between Nicolas Massu and Jeff Morrison in the quarter-finals.

In other second-round matches, Carlos Moya was beaten by Alexander Waske of Germany 6-4 7-5 and seventh-seed Nicolas Lapentti was also upset 7-5, 6-2 by Swedish qualifier Magnus Larsson.