At KOYOSHA, we are a consulting firm specializing in clean energy and energy storage projects, including solar, wind, and Small Modular Reactors (SMR).
As the world faces the urgent challenges of energy transition and decarbonization, we leverage our expert network across Japan, the United States, and China to support clients in technology adoption, licensing, regulatory compliance, and market development.

In recent years, we have been expanding the scope of renewable energy applications by exploring new mobility technologies powered by hydrogen.
In particular, we are studying and verifying next-generation power systems that integrate hydrogen energy with unmanned aerial vehicles (drones), pursuing diverse pathways for the social implementation of clean energy.

We strive to bridge cutting-edge energy technologies and business opportunities, pursuing both sustainability and profitability.
Our mission is to maximize the potential of innovative energy sources while achieving business success and contributing to the global environment.
With our global expertise and proven execution capabilities, we lead your projects to tangible results.

KOYOSHA remains your trusted partner in shaping the next generation of the energy society—through both the energy that moves the future and the technology that sustains it.