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Kerala's HS Prannoy defeated Malaysia's Liew Daren 22-20 21-19 in the opening round.
Olympic silver medallist P V Sindhu celebrated her 23rd birthday with a 21-17, 21-14 win over Japan's Aya Ohori.
Saina Nehwal cruised into the second round with an easy win against local player Dinar Dyah Ayustine.
World champion Sindhu, who won the opening game, lost to Japans' Sayaka Takahashi in the pre-quarterfinals.
The fifth seed Sindhu clawed back from a game down to notch up a 14-21, 21-15, 21-11 victory over Ohori.
Fifth-seed Sindhu, who is eyeing her first title of the season, defeated Blichfeldt 21-14, 17-21, 21-11 in a match that lasted 62 minutes.
Playing her first final of the season, Sindhu looked a bit anxious and failed to match the brilliance of Yamaguchi, whom she had beaten in the last four meetings.
Sindhu and Srikanth prevailed over Japanese shuttlers Aya Ohori and Kenta Nishimoto in women's and men's singles respectively.
Fifth-seeded Sindhu downed third seed Okuhara 21-14, 21-7 in just 44 minutes. She will take on second seed Chen Yu Fei of China in the semifinals.
Eighth seed Saina will now face either Spain's three-time World Champion and reigning Olympic champion Carolina Marin or China's Chen Yufei, seeded third.
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