ARIAZ / 아리아즈 is a girl group under Rising Star that consists of 6 members.

─ Name meaning: "Unique voices coming together to create one song and stage"

─ Fandom name (unofficial): Achoo (아쯔)

On September 15 the company announced the group name and revealed the official logo.

They debuted on October 24, 2019 with a mini album "Grand Opera" and a title "Moonlight Aria". The album begins a trilogy of 3 mini albums, through Grand Opera the group wanted to deliver the story and stages they want to show to the public. On the same day they held a showcase and had their debut stage on M Countdown.

On December 8 they finished debut promotions with their first Fanmeeting "Waiting and excitement" at Ilji Art Hall.

• Each member has an assigned instrument chosen based on their voice.
• Teamwork is the group's greatest strength.
• Their role model is Apink and they want to last as a group a long time to break the 7-year jinx.