Choi Young-jae

After one month of training in Seoul, Choi was added to the project group to form JYPE new boy band.[4][5] After a total of 7 months of training,[3][4] he subsequently debuted as the main vocalist of the seven member boy group, Got7, with the single "Girls Girls Girls", released on 16 January 2014, from the group's first EP Got It?.[6] In early times after the debut, Choi mentioned his dream was to become a music therapist.[7]

He has been writing songs and lyrics under the name Ars since 2016, starting with "Rewind" in Got7's extended play Flight Log: Departure.

Choi had a collaboration with Sanjoy and Elliott Yamin in 2017 on the song "Victim of Love",[8][9] while he recorded "I'm All Ears" with Park Ji-min for the Life Insurance Social Philanthropy Foundation's youth suicide prevention campaign in 2018. The song was released on 15 October alongside its music video.[10]

In 2018 and 2020, he sang "At the Usual Time" (그 시간에) and "Fall In Love" (빠져드나봐) for the original soundtracks of TV dramas Wok of Love and When My Love Blooms.[11][12] Together with Day6's Young K, he became the new DJ of MBC Radio Idol Radio starting from 18 May 2020.[13] The first season of the show ended on 25 September.[14]

In the spring of 2019, he joined Jus2 in their 'Focus' Premiere Showcase in Asia, acting as the MC for Tokyo (10–11 April) and Osaka (17–18 April) stops.[15][16]

On 25 May 2020, in collaboration with Howlpot, a pet product design brand, he launched Ars X Coco, a clothing store for people and dogs, which ran for two weeks until 8 June.[17][18] The proceeds, amounting to 15 million won, were donated to Korea Animal Rights Advocates's The Bom Center, a non-profit care center for abandoned dog.[19] Choi featured in the September issue of Star1 Magazine for his first solo interview and photoshoot the same year.[20][21]

On 25 September, he was announced in the cast of Netflix new sitcom So Not Worth It, which will tell the stories of a group of multicultural students living in a college dorm. Choi will portray Sam, the son of the CEO of a food chain based in Australia.[22][23] He then also competed in the Idol Star Dog Championships, a dog agility competition, which aired as a Chuseok special on MBC on 2 October.[24]

Following the expiration of his contract with JYP Entertainment, on 20 January 2021, he signed an exclusive contract with Sublime Artist Agency.[25]