Masaki Fujimoto discusses GREE Inc.'s cloud-based data strategy for efficiency. He outlines key aspects of an effective strategy including governance, data access, integration, and sources. The objective is not about choosing cloud or on-premise, but achieving efficiency and productivity. This may often involve utilizing cloud services and features while integrating them and choosing open API-based services. The strategy also requires best practices around network performance, single sign-on authentication, security through defense in depth, workflow synchronization, and inter-cloud integration.