Terashima Naho (C) of Japan vies for the puck during the preliminary match of women's ice hockey against the unified team of the Democratic People's Republic of Korea (DPRK) and South Korea at the Pyeongchang 2018 Winter Olympic Games at the Kwandong Hockey Centre in Gangneung, South Korea, on Feb. 14, 2018. Japan won 4-1. (Xinhua/Ju Huanzong)