Mayu Matsumoto and Wakana Nagahara (R) of Japan compete during the women's doubles semifinal match against Chen Qingchen and Jia Yifan of China at the Indonesia Open badminton tournament in Jakarta, Indonesia, July 7, 2018. Mayu Matsumoto and Wakana Nagahara won 2-0. (Xinhua/Agung Kuncahya B.)