In Japan Open Badminton, India's Ace Shuttler Saina Nehwal will today lock horns with Juliane Schenk of Germany in the semi-finals of the Women's Singles competition in Tokyo. While the fourth seeded Indian defeated Juan Gu of Singapore 21-17, 21-13 in the quarter-finals yesterday, Juliane stunned World Number two Shixian Wang of China 21-15, 21-19 to make it to the last four stage. In the other semi-final, World Number One Yihan Wang of China will take on compatriot Xin Liu on Saturday. All the Men's Singles, Men's Doubles and Women Doubles matches will also be played on Saturday.