D=Out

is a Japanese visual kei rock band formed in 2006, previously signed to Speed Disk and Geneon Entertainment. Since 2011, they have been signed to PS Company and Tokuma Japan.

==Biography== D=Out began activities in December 2006. Following Kouki's former band, Mist of Rouge's, disbandment in 2003, he teamed up with Ibuki (guitar), Hikaru (guitar), Reika (bass) and Minase (drums) to start a new band. Only five days after the announcement of D=Out's formation, the five members played their first concert on December 29 at Holiday Shinjuku with a number of concerts at Ikebukuro Cyber and Holiday Shinjuku after that. They signed to Speed Disk in 2007, moved to Geneon Entertainment next year, then moved first to Indie PSC in 2010, then to PS Company, when they signed with Tokuma Japan in 2011. They also released their first two albums in Europe through CLJ Records and had two tours in Europe, first in 2009, then in 2010.