MIRAIT ONE Corporation engages in the telecommunications construction, electrical construction, civil engineering work, and architectural and construction businesses in Japan. The company operates through eight segments: MIRAIT ONE, Lantrovision, TTK, SOLCOM, Shikokutsuken, SEIBU CONSTRUCTION, MIRAIT ONE SYSTEMS, and Kokusai Kogyo. It also involved in environmental and social innovation business, ICT solutions business, and telecommunications infrastructure business. In addition, it engages in construction of various social infrastructures and systems, such as telecommunications and green energy; and urban development and village development. The company was founded in 1946 and is headquartered in Tokyo, Japan.