Misaki Doi eased into the second round of the OEC Taipei WTA Challenger with a routine win over Japanese compatriot Risa Ozaki.
Doi emerged victorious in one hour and 30 minutes on Tuesday, coming through 6-3 7-5.
Third seed Evgeniya Rodina defeated Liu Jia-jing 7-6 (7-5) 6-3 but there was disappointment for sixth seed Patricia Maria Tig, who suffered a 7-5 1-6 6-3 loss to veteran Kimiko Date-Krumm.
Seventh seed Stefanie Vogele had no such problems as she beat Lee Ya-hsuan 7-6 (7-4) 6-4 and eighth seed Wang Yafan was a 6-2 3-6 6-2 winner over Kotomi Takahata.
Elsewhere, Zhang Yuxuan needed 56 minutes to see off Junri Namigata 6-0 6-3, Zhang Ling beat Hsu Chieh-yu and Maria Sakkari overcame Nical Lertpitaksinchai.