한 Seo Wooseok Seo Wooseok (서우석) was a South Korean Male Artist. He started in group Biuret. He retired in 2004. Read All General Information International Stage Name : Seo Wooseok Domestic Stage Name : Pronounce 서우석 Country of Birth : South Korea Related Artists : Biuret - Instrumental Artist retired : 2004 Original group : Biuret (No longer a member) Images No images yet