ポップジャム or POP JAM was a television show that aired on NHK (Japan Broadcasting Corporation). Artists came on to perform songs and get ranked by the audience. Established Japanese artists as well as Western artists appeared from time to time. It was hosted by Nishikawa Takanori.
On March 17, 2007 PopJam aired it's final episode, bringing in past hosts, and big named music artists. A new show will take it's place called Music Japan.