<p>From the perspective of Japanese business history, it is of significance to research Kazuo Inamori because he was the entrepreneur of the “eras” of the Showa era and the Heisei in the sense that he made small enterprise grow greatly throughout the Showa era, succeeded in new businesses, revived company that had fallen into a slump, and trained young entrepreneurs in the Heisei era. Moreover, research on Inamori also have great significance in that it is a representative example of establishing managers, which is one of the main types of top managements in postwar Japan.</p><p>As a study of Japanese business history, it is also of great significance to elucidate the historical background and conditions of creating and introducing the Kyocera’s unique management method, Amoeba management because Kyocera is a successful company in leading industry of postwar Japan. In addition, as Kyocera is a representative of “V-Type” companies with excellent adaptability to environment, it is very useful to research the history of Kyocera.</p><p>As research subjects on Inamori, it is very important to clarify empirically the relationship between the management philosophy of Inamori, the Kyocera Philosophy, and management style of Kyocera. It is significant to examine the attributes Kyocera’s board members over the long periods of the time as well.</p><p>Furthermore, with regard to the business structure and the organization of Kyocera, and interfirm relationships between Kyocera and its customers, there remain a lot of important research topics.</p>