KDDI Corporation is a Japanese telecommunications company that operates in the wireless service providers sector. The company provides a range of services to its customers, including mobile and fixed-line communication services, internet services, and data center services. KDDI Corporation is committed to decarbonisation and has taken several steps to reduce its carbon footprint. The company has also made significant investments in renewable energy and has implemented corporate energy and corporate PPA programs.

Decarbonisation is a critical issue for KDDI Corporation, and the company has set ambitious targets to reduce its carbon emissions. The company aims to achieve net-zero emissions by 2050 and has developed a comprehensive plan to achieve this goal. KDDI Corporation has identified several key areas where it can reduce its carbon footprint, including energy consumption, transportation, and waste management.

One of the ways that KDDI Corporation is reducing its carbon footprint is by implementing a corporate energy program. The company has set up an energy management system that monitors its energy consumption and identifies areas where it can reduce energy usage. KDDI Corporation has also implemented energy-saving measures in its offices and data centers, such as using energy-efficient lighting and cooling systems.

KDDI Corporation has also made significant investments in renewable energy. The company has set up several solar power plants in Japan and has invested in wind power projects in Europe. KDDI Corporation has also implemented a corporate PPA program, which allows the company to purchase renewable energy directly from renewable energy producers. This program has helped KDDI Corporation to increase its use of renewable energy and reduce its carbon footprint.

In addition to its efforts to reduce its carbon footprint, KDDI Corporation is also committed to promoting sustainability in its operations. The company has implemented a waste management program that focuses on reducing waste and promoting recycling. KDDI Corporation has also set up a green procurement program that encourages suppliers to provide environmentally friendly products and services.

KDDI Corporation's commitment to sustainability has been recognized by several organizations. The company has been included in the Dow Jones Sustainability Index for several years and has received awards for its sustainability efforts. KDDI Corporation is also a member of several sustainability initiatives, including the RE100 initiative, which aims to accelerate the transition to renewable energy.

In conclusion, KDDI Corporation is a Japanese telecommunications company that operates in the wireless service providers sector. The company is committed to decarbonisation and has taken several steps to reduce its carbon footprint. KDDI Corporation has implemented a corporate energy program, invested in renewable energy, and implemented a corporate PPA program. The company is also committed to promoting sustainability in its operations and has received recognition for its sustainability efforts. KDDI Corporation's commitment to sustainability is an example of how companies can take action to address the urgent issue of climate change.