MIRAIT One Corp. engages in the telecommunications engineering, electrical, civil engineering, and construction works. It operates through the following segments: Mirait, Mirait Technologies, Lantrovision, TTK, SOLCOM, Shikokutsuken, and Others. The Mirait, Mirait Technologies, Lantrovision, TTK, SOLCOM, and Shikokutsuken segments deal with information and communication engineering, electrical equipment, air conditioning, and hygienic facility construction. The Others segment pertains to the holding company. The company was founded on October 1, 2010 and is headquartered in Tokyo, Japan.