Chief of staff Yoo keeps low profile - The Korea Times
Yoo-il Archives ~ All Access Asia
Joo Min Ha And Former 5urprise Member Yoo Il To Tie The Knot Next Month : r/KDRAMA
Yoo Il Profile - KPop Music
Yoo Il (박상일) - MyDramaList
Yoo Il Han (유일한) - MyDramaList
Yoo-il | Wiki | K-Pop Amino
The Seoul Story on Twitter: "Not only Seo Kang Joon, other 5urprise members' (Gong Myung, Kang Tae Oh, Lee Tae Hwan, and Yoo Il) contract will expire this month Regarding contract renewal,
Actress Joo Min Ha & former model/actor Yoo Il to marry after dating for 4 years | allkpop
Yoo Il | KpopStarz
Joo Min Ha And 5urprise Ex-Member Yoo Il To Get Married Next Month - JazmineMedia
Yoo Il Han, “G-Dragon is my father's close friend. He brags about G-Dragon more than me” - KBIZoom
Yoo Il-han-I - Picture (유일한) @ HanCinema
5URPRISE Profile - ESK
Kang Tae Oh and Yoo Il
Yoo Il-han — The Movie Database (TMDB)
5urprise Yoo Il The Handsome Flower Boy | WeLove5urprise