Yeosang is a former Big Hit Entertainment trainee.
Yeosang is right-handed.
Yeosang auditioned to join YG Entertainment's survival program, MIXNINE, but didn't pass.
Yeosang and fellow member Wooyoung have known each other for 4 years.
Perfume brand that he uses are Ferari, Calvin Klein and John Varvatos
Yeosang thinks deeply about other people, he’d always put someone else first and that he’s a sweet guy according to San. (Forbes Interview)
Some fans says that he’s resembles Jaejoong of JYJ
His favorite snack is ‘home run ball’
He trained along with Yuehua Entertainment’s Ahn Hyungseob
His name means “sound resonating from a high point”