Iwahara Tomomi (1st R) of Japan shoots against the unified team of the Democratic People's Republic of Korea (DPRK) and South Korea during the preliminary match of women's ice hockey at the Pyeongchang 2018 Winter Olympic Games at the Kwandong Hockey Centre in Gangneung, South Korea, on Feb. 14, 2018. The unified team of the Democratic People's Republic of Korea (DPRK) and South Korea lost 1-4. (Xinhua/Ju Huanzong)