Keio Plaza Hotel Tokyo Sets a New Standard in Eco-Friendly Hospitality with the 2025 Eco Mark Grand Prize Recognition

Published on December 9, 2025

Keio Plaza Hotel Tokyo, a beacon of luxury and sustainability, has recently been awarded the prestigious Grand Prize at the 2025 Eco Mark Award. This award, presented by the Japan Environment Association, highlights the hotel’s groundbreaking efforts in promoting sustainability, resource conservation, and food waste reduction. As the second hotel ever to receive this coveted honor, and the first since the award’s rebranding in 2017, Keio Plaza Hotel’s commitment to environmental responsibility sets a new standard in the hospitality industry.

Keio Plaza Hotel Tokyo has long been at the forefront of sustainable tourism and corporate responsibility. The recognition comes as a result of the hotel’s innovative sustainability initiatives, which include the establishment of a company-wide SDGs Promotion Committee, the development of food products made from leftover ingredients, and the implementation of clothing collection boxes for recycling. These initiatives, alongside many others, have made Keio Plaza Hotel a global leader in eco-friendly hospitality practices.

The Eco Mark Award, which has been recognizing exceptional environmental contributions since 2010, celebrates businesses and organizations that significantly contribute to sustainable development. Keio Plaza Hotel’s efforts reflect not only a commitment to the environment but also a dedication to creating a lasting, positive impact on the broader community and its guests.

Keio Plaza Hotel’s Eco-Friendly Achievements and Initiatives

The Eco Mark Award acknowledges Keio Plaza Hotel for its multifaceted approach to sustainability, which has included the following key initiatives:

• SDGs Promotion Committee: Established in June 2024, the committee focuses on aligning the hotel’s operations with the United Nations Sustainable Development Goals (SDGs), ensuring that all practices are environmentally and socially responsible.
• Food Waste Reduction: In line with Japan’s cultural concept of “mottainai” (the idea of reducing waste and making use of all resources), Keio Plaza Hotel has developed innovative food products from leftover ingredients, transforming waste into delicious, sustainable offerings. This not only reduces food waste but also raises awareness about resource efficiency and sustainability in the hospitality industry.
• Clothing Collection Boxes: An idea inspired by employees, the hotel has installed collection boxes for unnecessary clothing, which are then recycled or upcycled. This initiative promotes circular economy practices and encourages guests and staff to actively participate in sustainable waste management.

These efforts, alongside the hotel’s commitment to energy-efficient operations, have earned Keio Plaza Hotel its prestigious award. The hotel’s sustainable practices reflect a broader vision for eco-friendly tourism that prioritizes the environment without compromising on luxury or service.

Eco Mark Award: A Milestone for Sustainable Hospitality

The Eco Mark Award is one of Japan’s most prestigious environmental recognitions, honoring companies that significantly contribute to building a sustainable society. In particular, the award celebrates businesses that provide environmentally conscious products and services while actively reducing their environmental footprint. Keio Plaza Hotel’s achievement is an indication of how the hospitality industry is embracing sustainability and changing the way tourism is approached in the 21st century.

• What is the Eco Mark Award?
  The Eco Mark Award, hosted annually by the Japan Environment Association since 2010, honors companies and organizations that have demonstrated exceptional commitment to environmental conservation and sustainable business practices. It is recognized as a leading benchmark for corporate environmental improvement efforts in Japan.
• What is the Eco Mark?
  The Eco Mark certification is a key symbol of sustainability in Japan, accredited by the Global Ecolabelling Network (GEN). It signifies that a product or service has been certified as environmentally friendly according to strict standards that promote eco-consciousness and social responsibility.

Keio Plaza Hotel Tokyo: A Pioneer in Sustainable Tourism

As one of Japan’s premier luxury hotels, Keio Plaza Hotel Tokyo has long been an advocate for sustainable tourism. The hotel offers eco-conscious accommodations and has become a model for integrating environmental responsibility into every aspect of its operations. Whether it’s its green building practices, waste reduction efforts, or sustainable food sourcing, Keio Plaza Hotel exemplifies the future of luxury tourism, where sustainability and comfort coexist seamlessly.

Key Sustainable Initiatives by Keio Plaza Hotel Tokyo:

• Green Building Practices: The hotel employs energy-efficient systems and sustainable building materials in its architecture and daily operations. By minimizing energy consumption and reducing waste, the hotel has made significant strides toward a greener future.
• Sustainable Sourcing: Keio Plaza Hotel has adopted a policy of sourcing locally and sustainably for its restaurants and catering services, ensuring that food is both fresh and environmentally responsible.
• Water Conservation: The hotel implements water-saving measures across its facilities, reducing water waste while maintaining a high standard of service for its guests.
• Eco-Friendly Guest Amenities: From biodegradable toiletries to recycled linens, Keio Plaza Hotel goes beyond basic sustainability to create a guest experience that aligns with eco-conscious values.

These initiatives have positioned Keio Plaza Hotel as a key player in the global movement towards sustainable tourism. As the hotel continues to innovate and lead by example, it reinforces the importance of integrating environmental responsibility into every facet of the hospitality industry.

Looking Ahead: Keio Plaza Hotel’s Future in Sustainability

Keio Plaza Hotel Tokyo’s recognition at the 2025 Eco Mark Award is just one step in its ongoing journey toward environmental excellence. The hotel has plans to further enhance its sustainability efforts, with several upcoming projects that include:

• Expansion of eco-friendly amenities and services for guests
• Increased efforts to reduce carbon emissions and promote renewable energy
• Further collaboration with local businesses to encourage sustainable practices throughout the hospitality industry
• Continued involvement in social responsibility programs aimed at community development and environmental education

With its eyes firmly set on the future, Keio Plaza Hotel is determined to lead the way in sustainable hospitality, setting an example for hotels worldwide.

Conclusion: Leading the Charge for Eco-Friendly Tourism

Keio Plaza Hotel Tokyo’s receipt of the Grand Prize at the 2025 Eco Mark Award marks a significant milestone in the hotel industry’s move towards sustainability. By incorporating a variety of sustainable practices, the hotel has demonstrated that luxury and environmental responsibility can go hand in hand. As eco-conscious travelers increasingly seek destinations and accommodations that align with their values, Keio Plaza Hotel’s innovative efforts position it as a model for the future of tourism.