India's Sania Mirza and her partner Cara Black beat the top-seeded duo of Su-Wei Hsieh of Chinese Taipei and Shuai Peng of China in the semi-finals to reach the final of the Pan Pacific Open tennis today.In Tokyo the Indo-Zimbabwean pair brushed aside the Wimbledon champions 6-4 6-2 at the Centre Court.Sania and Black will face the winners of the other semi-final between Hao-Ching Chan and Liezel Huber and Alla Kudryavtseva and Anastasia Rodionova in the summit clash.Meanwhile,Petra Kvitova rallied to defeat Venus Williams 3-6, 6-3, 7-6 and advance to the women's singles final.