Join the 16th Annual GTF Green Challenge Day 2026 in Shinjuku Gyoen!

GTF Green Challenge Day 2026: A Community-Centric Celebration of Sustainability

The GTF Greater Tokyo Festival Executive Committee, led by Chairman Wataru Goto, has announced that the 16th annual "GTF Green Challenge Day 2026" will take place in Shinjuku Gyoen on November 7th and 8th, 2026. This event, co-hosted by the Ministry of the Environment, aims to promote eco-friendly actions among individuals and organizations alike.

Open to corporations, local governments, NGOs, and citizens, this participatory event encourages all to adopt green actions in their everyday lives. The aim is not just to engage environmentally-focused organizations but everyone involved in various activities that contribute to a sustainable future. With a diverse range of participants, including farmers, local producers, restaurants, and schools, the event seeks to create awareness about sustainability in an engaging, hands-on manner.

The GTF Green Challenge Day is not new; it originated in 2010 and celebrated its 15th anniversary in 2025. The significant turnout last year saw over 34,000 attendees, showcasing the public's eagerness to learn and participate in environmentally conscious endeavors. Shinjuku Gyoen, a national park that beautifully combines nature and urban life, serves as the venue for this vibrant gathering. During the event, visitors can also enjoy traditional chrysanthemum exhibitions, enhancing the cultural experience.

This year's theme, "Connecting and Supporting Forests, Rivers, and Seas," will focus on various critical issues such as biodiversity conservation, decarbonization, resource circulation, community disaster prevention, and the interconnection between our lives and nature. Attendees will engage through workshops, markets, and interactive exhibits designed to cultivate an appreciation for eco-friendly lifestyles in both children and adults.

Call for Sponsors and Booth Exhibitors

As part of the GTF Green Challenge Day, there is an open call for official partners, sponsors, and booth exhibitors who share the commitment to the event's goals. Several participation options are available:

- Sponsorship: Companies can assist through financial support or by providing necessary equipment such as tents, vehicles, renewable energy-related devices, and promotional media outreach.
- Booth Exhibiting: Participants can choose from diverse exhibition formats. This includes workshops, product promotions, and experiences focused on environmental education, community culture, tourism, and post-disaster support initiatives. This space allows brands, local producers, and educational institutions to showcase their contributions to sustainability.

For those interested, free online informational sessions on sponsorship and booth participation will occur on July 8 and July 10, 2026. Topics will cover the event overview, benefits of sponsorship, and potential collaborative opportunities for showcased efforts.

Key Details

- Event Name: GTF Green Challenge Day 2026 in Shinjuku Gyoen
- Date: November 7-8, 2026, from 10:00 AM to 4:00 PM (weather permitting)
- Location: Shinjuku Gyoen National Garden, Tokyo
- Admission: Free to the event; regular entrance fees to the park apply.

This event is not only an opportunity for companies and organizations to elevate their visibility and connect with communities, but it also serves as a platform for individuals to learn about and engage with vital environmental initiatives. This two-day festival promises to be a significant step towards promoting sustainable practices and raising awareness within urban settings and beyond.

For further information and registration for participation options, please visit the official website or contact the organizing committee directly. Let's come together to inspire a greener future, one challenge at a time!