Premium Group Co., Ltd. engages in the management of its corporate group through holding of shares. The company is headquartered in Minato-Ku, Tokyo-To and currently employs 814 full-time employees. The company went IPO on 2017-12-21. The firm provides four types of businesses. The auto credit business is engaged in the provision of sale activities specialized for used auto suppliers. The firm sends or receives documents by post when using auto credits, for the purpose of improving business efficiency. The warranty business is engaged in the provision of repair free service when cars break down within the scope of warranty. The company also provides prime warranty, car sensors after-sales guarantee and other automotive warranty products. The maintenance business is developed for the purpose of in-housing business of automobile repair work that occurs in the warranty business. The other business is engaged in the operation of finance and warranty business related to automobile sales on abroad.