Rain, also known as Jung Ji-hoon, is a South Korean solo singer, actor, and entrepreneur who is regarded as one of the most successful artists in the Korean entertainment industry. He began his career as a backup dancer for artists like Park Ji-yoon before debuting as a solo singer in 2002 with the album Bad Guy.

He has released numerous hits such as "It's Raining," "Love Song," and "La Song," earning worldwide recognition for his music. In addition to his music career, Rain has acted in various Korean dramas and films, including Full House and Ninja Assassin, which brought him international fame. Furthermore, he is active as an entrepreneur and owns his own entertainment company.

Rain is appreciated for his versatility, talent, and contribution to popularizing K-Pop globally, and he remains a prominent figure in the Korean entertainment industry.