First CD mini-album initially released on an indie label Under Flower Records in November 25th 2002, "Houkai Amplifier" (崩壊アンプリファー) features "Haruka Kanata" (遥か彼方), 2nd opening theme song for "Naruto" (ナルト), which helped the band to get known all around the world, and "Konayuki" (粉雪), one of their very first song written in Japanese and the first to be broadcast on the Japanese radio, leading to a signature with "Under Flower Records" in 2002, then with a major label "Ki/oon Records" in April 23th 2003. Since that day, they keep releasing all their work on this label producing themselves their own works.