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When was Kim Jae-joong first sound track released?
WWW is the first solo studio album recorded by South Korean singer Kim Jaejoong. The album was released on 29 October 2013 by C-JeS Entertainment.
Are there any other interesting aspects about this article?
Born in Gongju, Chungcheongnam-do as Han Jae-joon , he was adopted into the Kim family at a young age.

Question: Did he sing for any other sound tracks?
Self-contained rewrite: Did Kim Jae-joong sing for any other sound tracks?