"Dreaming I was Dreaming" is Namie Amuro's ninth single on the Avex Trax label. Released after the announcement of her pregnancy and marriage to SAM of the group, TRF, it debuted at #1 on December 8, 1997. The single does not appear on any of Amuro's original albums but does appear on her first compilation album, 181920 (1998). The song samples the T. Rex song "Liquid Generation". It was her last original single before taking a year leave in 1998. The single was certified double platinum by the RIAJ for 800,000 copies shipped to stores.