Tennis Women: WTA Tour 2007 Tokyo (jpn) January 30-February 4: Quarterfinals: Yelena Dementieva (rus) * - Roberta Vinci (ita) 6-1 6-2 Martina Hingis (swi) * - Samantha Stosur (aus) 6-0 6-1 Ana Ivanovic (ser) * - Jelena Jankovic (ser) 3-6 6-4 6-2 Mariya Sharapova (rus) * - Ai Sugiyama (jpn) 4-6 6-0 6-1 Semifinals: Martina Hingis (swi) * - Yelena Dementieva (rus) 6-4 6-3 Ana Ivanovic (ser) * - Mariya Sharapova (rus) 6-1 0-1 retired Final: Martina Hingis (swi) * - Ana Ivanovic (ser) 6-4 6-2