While the 21-year-old Saina was stunned by Germany's Juliane Schenk in the last-four stage in Japan, she could not advance beyond the quarterfinals of the World Badminton Championship and China Masters.
Commonwealth Games bronze medallist P Kashyap and Ajay Jayaram, who had a decent quarterfinal finish at the world championship, also surged one place ahead in the ranking to be placed 22nd and 24th respectively.
Jwala Gutta and V Diju, who reached the semifinals of China Masters, zoomed six places to 29th place, while Jwala abd Ashini Ponnappa were in 16th position, improving two places in the latest ranking.
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