Tokyo - Ana Ivanovic of Serbia advanced to the second round of the Pan Pacific Open on Monday with a 6-1, 6-1 win over Annika Beck of Germany.
The No 11-seeded Ivanovic lost the first game of each set but bounced back with six straight games to beat Beck at Ariake Colosseum.
Ayumi Morita was one of three Japanese players to advance on Monday. Morita had six aces in a 7-6 (4), 6-3 win over Laura Robson.
Also, Misaki Doi rallied from 5-3 down in the third set to beat Varvara Lepchenko 6-7 (3), 6-0, 7-5 and Kimiko Date-Krumm defeated Australian qualifier Anastasia Rodionova, who retired due to an abdominal injury in the second set with Date-Krumm leading 6-2, 4-1.