The corporate history of MinebeaMitsumi began in July 1951 with the establishment of Nippon Miniature Bearing Co., Ltd., Japan's first specialized miniature bearing producer. Over subsequent decades, the company expanded rapidly through organic innovations and strategic cross-border acquisitions, later merging with Mitsumi Electric Co., Ltd. to form MinebeaMitsumi Inc. This strategic combination integrated miniature machining prowess with advanced electronics design, transforming the enterprise into a diversified multinational manufacturing titan.