2018 NHK Trophy is the fourth event of the 2018-19 Grand Prix series. The ISU Grand Prix of Figure Skating Series consists of six international senior invitational events and culminates with the 2018-19 ISU Grand Prix of Figure Skating Final.
Yuna Kim is the first South Korean figure skater to win a medal at an ISU Junior or Senior Grand Prix event, ISU Championship, and the Olympic Games. She is the 2010 Olympic champion and 2014 silver medalist, the 2009 & 2013 World champion, the 2009 Four Continents champion, and six-time South Korean national champion.