Hyerin Kim/Minhyeon Yoo (Gangwon, KOR) lost 12-6 to Seonyeong Kim/Yeongseok Jeong (Gangwon, KOR) in the Final of the Korean Mixed Doubles National Championship, held July 21 - 29 in Jincheon, Korea. To advance to the championship game, Kim/Yoo won 7-5 over Min Ji Kim/ByeongJin Jeong (Gyeonggi, KOR) in the semifinals of the Korean Mixed Doubles National Championship in Jincheon, Korea; and won 7-6 over Sujin Kim/Chang-Min Kim (Gangwon, KOR) in the quarterfinals. of the Korean Mixed Doubles National Championship in Jincheon, Korea;
 
Kim/Yoo finished 7-1 in the 21-team qualifying round. . In their opening game, Kim/Yoo defeated Eunjin Shin/Byeongwook Jeon (Chungbuk, KOR) 6-2, then won 10-2 against Yeji Hwang/Hyoik Park (Gyeonggi, KOR). Kim/Yoo went on to lose 5-4 against Jiyoon Kim/Kijeong Lee (Seoul, KOR). Kim/Yoo responded with a 5-4 win over Yubin Park/Jeongmin Kim (Seoul, KOR). Kim/Yoo won 9-5 against Seojin Park/Jae Ik Jeon (Gyeongbuk, KOR), then won 8-3 against Bobae Kang/Kibok Lee (Jeonbuk, KOR) and 6-5 against Kyeongae Kim/Jihoon Seong (Gangwon, KOR). Kim/Yoo won 13-1 against Suryeong Kim/Juni Kwon (Daegu, KOR) in their final qualifying round match.
 
Kim/Yoo ranks th overall on the Year-to-Date rankings with points earned so far this season.