From U-TUBE:Rocket Punch - BOUNCY Ara Cho X Jiwon Jung Choreography1MILLION DANCE STUDIOROCKET PUNCH are Juri(高橋朱里),Yeonhee,Suyun,Yunkyoung,Sohee,Dahyun.7th,August,2019 Debut
http://www.nicovideo.jp/watch/sm37421809