- Tag results for Japan Open
Hsieh Su-Wei had too much experience on the big points as she dashed her teenage opponent's hopes of claiming a maiden WTA title in Hiroshima.
Carolina Marin returned to the court at the Japan Open one month after being crowned world champion for the third time in her career.
Kento Momota sank to his knees after a towering smash completed a comfortable win, kissing the Japanese badge on his shirt.
Kidambi Srikanth crashed out of the men's singles event after losing a marathon three-game quarterfinal to draw curtains on India's campaign at the Japan Open badminton tournament.
Sindhu was beaten by China's Gao Fangjie in the women's singles second round, her first preliminary exit in almost a year.
The Indian pair will face China's He Jiting and Tan Qiang next in the BWF World Tour Super 750 tournament.
In men's singles, HS Prannoy defeated current Asian Games gold medallist Jonathan Christie 21-18 21-17.
The victory did not come easy for PV Sindhu as she battled hard right from the opening game to earn points.
Sindhu has been outstanding this season with silver medals in all the major events this year -- the Commonwealth Games, the World Championship and the Asian Games.
David Goffin's victory in the Japan Open over the weekend saw the Belgian move into the top 10 of ATP rankings.
It was Goffin's second straight final at the Japan event after he went down last year to Australia's Nick Kyrgios.
The 29-year-old Frenchman now faces Belgium's David Goffin who beat Cilic in the semi-final in Tokyo last season.
Belgian David Goffin reached a second straight Japan Open tennis final with a tense 7-6(3), 7-6(6) victory over Argentina's Diego Schwartzman on Saturday.
Big-serving Croatian Marin Cilic sent down 11 aces as he took less than an hour to advance to the semi-finals of the Japan Open with a 6-2, 6-0 thrashing of American Ryan Harrison.
Goffin recovered from 5-2 down in the first set to stage a 7-5, 6-1 comeback, sealing semifinal date against Diego Schwartzman.