Yoseob (양요섭; Yang Yoseob) was born January 5, 1990 in Seoul, South Korea, and is a singer and musical actor who debuted as a member of the group B2ST (also written as BEAST) in 2009, under CUBE Entertainment (the group is now known as HIGHLIGHT, after a scandal with the copyright of the group’s names and tracks ensued with their company, which led to the group leaving the company and starting anew).

Yang is known for his soft vocals, which led him to become the main vocalist for his group. In 2010, he eventually debuted his first single. Besides his solo work, he would also lend his voice to OST’s for Korean dramas and musicals throughout the years.