Park Jae Hyung, better known as Jae, is a Korean-American musician, singer, songwriter, composer, and streamer, best known as a vocalist and electric guitarist of the South Korean rock band Day6. Prior to joining Day6, he gained attention in South Korea as one of the final six contestants in the first season of the singing competition television series K-pop Star.
Jae Park was born in Buenos Aires, Argentina, and moved to Cerritos, California in early childhood. He studied political science at California State University. In 2012, Jae took a leave from the university to compete as a singer-guitarist in the inaugural season of K-pop Star. Though he was eliminated from the competition in sixth place, JYP Entertainment offered him a contract at the end of the show to join the company as a trainee for an upcoming band.
Jae debuted on September 7, 2015, as a vocalist and electric guitarist of JYP’s first rock band, Day6. In March 2016, the band released its second EP, Daydream, for which Park participated in the making of two tracks: “Blood” and “First Time”. He continues to actively participate in the making of numerous tracks following their Daydream album.
On June 28, 2016, he became an MC of Arirang’s After School Club, alongside Park Ji-min and Kevin Woo, formerly of U-KISS. He officially graduated as ASC’s MC on July 17, 2018.
In September 2017, Jae started a Youtube channel called JaeSix (later renamed eaJ). He began a personal music project on the channel in 2020, releasing self-written solo tracks under the name eaJ.
On February 5, 2020, Park started his first podcast How Did I Get Here (HDIGH), and on August 7, 2020, Dive Studios announced that AleXa officially joined as the new co-host. HDIGH Podcast win the “People’s Choice” and “Entertainment” Category by Podcast Award in 2020 and Best Podcast 2020 by Apple Podcast.
On September 21, 2020, Jae alongside 2PM Nichkhun takes on the role as a member of crime-fighting boyband “4 2 Sing” in season three of Big Hero 6: The Series. He played twins, Kwang-Sun and Ye Joon, one half of the boy band „4 2 Sing” while Nichkhun played another set of twins Dae and Hyun-Ki, also „4 2 Sing” members.