e-kakashi automatically collects field environment data and manages it on the cloud computing system. It visualizes the cultivation environment, which has been relied on experience and intuition as before. e-kakashi enables users to visualize cultivation environments and is a unique agricultural IoT solution, sharing cultivation techniques, methods and knowledge. Hence, it can be applied for cultivation guidance and quality control of crops. Its product design has a styling that strikes you as the "next-generation" agriculture and is designed for an easy setup, easy operability and extensibility and for various operating environments.