Sullyoon Jinni Departs NMIXX, JYP Entertainment 2 years ago JYP Entertainment’s rookie girl group NMIXX will now continue as a six-member group after the company announced Jinni’s departure.… JYP’s Girl Group “NMIXX” Hits the Highest Girl Group debut album sales in K-pop history 3 years ago JYP Entertainment's newly launched girl group “NMIXX” recorded the highest debut album sales by a girl group ever in…