Jang In Tae is a South Korean singer-songwriter and half of the duo 415 (사이로). He graduated from Howon University with a degree in Applied Music and was classmates with singer Kim Jae Hwan. He made his debut in 2019 alongside Cho Hyun Seung with the single "Back Then, When We Were in Love" (그때, 우리 사랑했을때) as a singer-songwriter duo capable of covering different genres such as R&B, ballad and urban. The duo's contract with Highup Entertainment (하이업엔터테인먼트) ended in late 2022 so, while Cho is completing his mandatory military service, he is promoting as a solo artist without representation.

(Source: MyDramaList) Edit Biography