Environment Friendly Holdings Corp. (3777.T) operates as a holding company focused on environmental and energy-related businesses in Japan. The company provides waste management services, including industrial waste collection, treatment, and recycling; renewable energy solutions such as solar power generation and biomass energy production; and environmental consulting services encompassing air and water pollution control technologies. Its product portfolio features specialized waste processing equipment, eco-friendly construction materials derived from recycled waste, and energy-efficient systems for industrial applications; it serves municipal governments, manufacturing firms, and commercial enterprises primarily in the Kanto and Kansai regions of Japan. Founded in 2005 and headquartered in Tokyo, Japan, the company maintains operations through subsidiaries specializing in regional waste handling and green energy projects. In the past year, Environment Friendly Holdings Corp. expanded its renewable energy segment via a strategic partnership with a leading Japanese solar panel manufacturer announced in early 2025, enhancing its photovoltaic installation capacity; it also completed the acquisition of a regional biomass facility in October 2025 to bolster sustainable energy offerings amid Japan's carbon neutrality goals.