Jeon Minju (전민주) is a South Korean singer currently under Maroo Entertainment. She is one-half of the girl duo KHAN, a former member of girl group The Ark and DAYDAY.
Jeon Minju originally debuted as simply Minju (민주) in the girl group The Ark on April 10, 2015 with the single “Somebody 4 Life”. However, the girl group was short lived and never released any further music. They disbanded approximately a year after debut.
Later on April 11, 2018, Minju along with former The Ark member Euna formed the girl duo KHAN under Maroo Entertainment. The duo covered eight popular songs before releasing their own first digital single titled I’m Your Girl? on May 23, 2018.
Source: kpop wiki