KDDI is the only Japanese information and communication company that comprehensively provides all communications service, from fixed to mobile. KDDI is aggressively working towards realization of the coming Ubiquitous Network Society through its ability to develop leading-edge fixed and mobile communications networks and services to support them and through the ability to carry out technical R&D at a level unsurpassed anywhere. Corporate data, brochure and location KDDI's Manifesto Corporate Data Manifesto History of KDDI KDDI group and related links History KDDI Group Let us show you how KDDI is working to improve customer satisfaction. KDDI's Corporate Social Responsibility Total Customer Satisfaction Corporate Social Responsibility Organization chart KDDI CORPORATION recognizes the importance of personal information. Organization Chart (54KB) Privacy Policy au - Mobile Communication Telephone au one net For Business Corporate Information News Release Investor Relations