S Line Group Co., Ltd. engages in the trucking and warehousing businesses. It operates through the following segments: Logistics-Related, Real Estate-Related, and Others. The Logistics-Related segment provides freight transportation, warehousing, automobile maintenance, and information processing services. The Real Estate-Related segment leases and rents real estate properties. The Others segment covers the sale of buses for transportation purpose and electric power sales business. The company was founded in March 1938 and is headquartered in Hashima, Japan.