Today, the smart home is a revolutionary invention worldwide, facilitating the home keeper to power and track intelligent devices in the house. Smart homes provide facilities like automatic heating, lighting, security, and entertainment. Similarly, Japan offers a productive market opening for the smart home industry. The driving force behind Japan smart homes market growth is the infrastructure assistance, establishing general ECHONET Standard helping HEMS devices, and public connected home plans. Furthermore, the market is driven by smart devices, including smartphones, which already deems for more than half the market and are extending to grow due to their ability to connect IoT devices conveniently. According to this research report, the Japan Smart Home Market is expected to reach US$ 12.3 Billion by 2026.