MinebeaMitsumi Inc. is a Japanese multinational manufacturer of high-precision components and electronic devices. It was formed in 2017 through the merger of Minebea Co., Ltd. and Mitsumi Electric Co., Ltd. Headquartered in Tokyo, Japan, the company operates globally across multiple industry sectors. Its core businesses include bearing products, motors, electronic devices, and mechanical components. Under the NMB brand, it originally specialized in miniature ball bearings and expanded into cooling fans, power supplies, and keyboard switches. The former Mitsumi division contributes semiconductor products such as Hall ICs, pressure sensors, and power management ICs. The company also offers optical components, connectors, and vibration motors for mobile devices. MinebeaMitsumi is the world's largest manufacturer of miniature ball bearings and holds dominant market shares in HDD spindle motors and cooling fans. With extensive R&D and manufacturing facilities worldwide, it serves automotive, industrial, consumer electronics, and ICT markets. Its integrated capabilities from precision machining to semiconductor design provide competitive advantages.