Moon Sua x Billlie (Oldest Member)

Moon Sua (문수아) is a South Korean rapper, singer and lyricist under MYSTIC Story. She is the main rapper of the Kpop group Billlie. Moon Sua debuted with Billlie in 2021 at the age of 22.

Stage Name: Moon Sua (문수아)

Birth Name: Moon Su A (문수아)

Position: Main Rapper, Lead Vocalist

Birthday: September 9, 1999

Birth place: Cheongju, Chungcheongbuk-do, South Korea

Zodiac Sign: Virgo

Height: 164 cm (5’4″)

Weight: 45 kg (99 lbs)

Blood Type: B

MBTI Type: ISFP

Representative Emoji:

Representative Color: Purple

Nationality: Korean

Instagram: a_us_noom

Agency:

MYSTIC Story (2019–present)

YG Entertainment (2010–2019)

In 2015, she appeared as a contestant on the competition show Unpretty Rapstar 2. She made it to the final round, ending the show as third runner-up.

In 2016, YG Entertainment announced plans to debut a new girl group (now BLACKPINK). While Sua was a likely candidate for the group's lineup, she was never officially included.

On April 5, 2019, it was reported that she left YG Entertainment after nearly ten years.

She was officially revealed as a trainee under MYSTIC Rookies on February 19, 2020.

She was later announced as a member of MYSTIC Story's upcoming girl group Billlie. The group debuted on November 10, 2021 with their first mini album The Billage of Perception : Chapter One.

On August 8, 2022, Moon Sua was revealed as a contestant on the JTBC all-female competition program The Second World, which aimed to break the prejudice that idol rappers lack singing abilities.