Last year, renowned lyricist Yu Aku died of cancer, and the music industry has been mourning his loss ever since. It has now been announced that he will get his first tribute album this July, titled "GA-KI ~Aku Yu Tribute~."

At least 10 artists are participating on the album: Masayuki Suzuki, Shizuka Kudo, Chitose Hajime, Yoshihiro Kai, Hako Yamasaki, Anri, Keizo Nakanishi, Naotaro Moriyama, Mizrock (formerly known as Miz), and onso9line.

Two more tribute albums are being planned, with the next one scheduled for release by the end of this year. A memorial concert with the participating artists is also tentatively scheduled for August 2009 to coincide with Aku's death anniversary.