Bluem of Youth is a Japanese pop group which achieved greatest success in the late 1990s after it was the subject of a reality television series called Susunu! Denpa Sh?nen. The name is a mix of bloom of youth and blue. Its members are Yuji Bessho and Hiroyuki Matsugashita. They went on permanent hiatus on New Year's Eve of 2002, but played a 10th anniversary concert commemorating their debut in 2005.