- For other people known as 'Yena', see Yena.
She made her solo debut with the mini album ˣ‿ˣ (SMiLEY) on January 17, 2022.
2018-2021: Produce 48, IZ*ONE, acting debut
On May 11, 2018, she was revealed as a contestant on Produce 48, where she would be representing Yue Hua Entertainment. She ranked 4th overall, thus becoming a member of IZ*ONE. The group officially debuted on October 29 with their first mini album Color*IZ.
On April 29, 2021, IZ*ONE disbanded after their special contract was concluded. Yena then returned to Yue Hua as a trainee.
On August 10, StarNews reported that Yena would be making her solo debut in the second half of 2021. On October 6, StarNews revealed that her solo debut was postponed and it would now be taking place in the first half of 2022.
On October 7, Yena was officially confirmed to make her acting debut in the second season of Naver TV Cast's The World of My 17, in which she will be playing the female lead role.
2022: Solo debut with ˣ‿ˣ (SMiLEY), fandom name, Smartphone
On January 1, with a New Year's greeting message, she announced that she will make her solo debut on January 17. On January 2, her debut was confirmed with a teaser poster for her first mini album ˣ‿ˣ (SMiLEY), which was released on January 17. That same day, Yena announced her solo fanclub name would be Jigumi.
|Herself||"Before Anyone Else"||ˣ‿ˣ (SMiLEY)||Writing|
|"Smiley" (feat. BIBI)||Writing|
|"Lxxk 2 U"|
|"Make U Smile"||Smartphone||Wrtiting|
- 2022 UNI-KON (2022)
- The World of My 17 Season 2 (Naver TV, 2021)
- Produce 48 (Mnet, 2018) - contestant
- Prison Life of Fools (tvN, 2019) - main host
- Idol Dictation Contest (tvN, 2021)
- New Festa (JTBC, 2022) - guest (ep. 2)
Music video appearances
- Prior to debuting with IZ*ONE, she trained for 3 years and 5 months.
- Her hobby is games and watching movies alone.
- Her specialty is her lip's personal use (?).
- Her Produce 48 motto was "Yena; now born as a person of many talents", while her catchphrase was "I shall become a person like you've never seen before."
- Yena is a cancer survivor. She had childhood lymphoma. Her illness was so severe that doctors told her parents to give up. Due to her family's financial situation and medical costs, her parents never got the chance to have a honeymoon and went out every morning to sell gimbap. Due to this, she has an old tracheal tube scar visible on the lower front of her neck.
- Her older brother, Choi Sung Min, is an actor and a former member of the co-ed group Coed School and the boy group SPEED.
- Main article: Yena (singer)/Gallery