1TYM (원타임) is a K-Pop Boy Groups based in South Korea. They debuted on 1998. The group is currently Disbanded.
Real name: 오진환 / Oh Jin Hwa
Stage name: 진환 / Jin Hwan
Age: 44 years
Date of birth: July 6, 1978
Place of birth: Cheonan, South Korea
Profession: Singer, Rapper, Dancer and Producer