Solasto Corporation provides medical outsourcing services to medical institutions in Japan. It operates through four segments: Medical Business, Nursing Care Business, Children's Business, and Others. The Medical Business offers medical administration, medical affairs, and hospital management support, along with surveys, analyses, document preparation, lectures, training, and educational courses. The Nursing Care Business provides nursing homes, residential nursing homes, serviced housing for the elderly, day care, and home help services, while the Children's Business offers licensed, certified, and small-scale childcare centers, including centers for recovering children. The Others segment operates a smart hospital business providing remote medical fee billing services. Formerly known as N.I.C Corporation, the company was founded in 1965 and is headquartered in Tokyo, Japan. As of May 11, 2026, it operates as a subsidiary of MP-2605 Co., Ltd.