"OPEN CITY MARUNOUCHI 2026" Is Here! A Walking Tour to Discover the Hidden Charms of the Daimaru-Yu Area Events｜Events｜Today's Pickup

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'OPEN CITY MARUNOUCHI 2026' is happening! A walking tour Events to discover the hidden charms of the Marunouchi area.

Event PeriodOctober 23, 2026 Fri- November 8, 2026 Sun

Venue:Various locations in the Daimaru-Yu area

OPEN CITY MARUNOUCHI will be held again this year!

Discover a new side of Otemachi, Marunouchi, and Yurakucho with this special experience.

This tour Events takes place in the Otemachi, Marunouchi, and Yurakucho districts (Daimaru-Yu), allowing participants to explore facilities and spaces that are normally off-limits, and discover new aspects of the city's charm.
In addition to guided tours (for a fee) that take visitors through a variety of facilities such as offices and hotels with a guide, there are also plans to hold a digital stamp rally (free of charge) where visitors can explore 20 self-guided spots within the district.
Please come and experience a different side of Omaru-Yu in your own style.

Guided program tickets are now on sale!

Ticket sales Period: Fri, October 2, 2026 -Tue October 27, 2026, noon
*The self-guided tour program does not require prior registration and is free of charge.
Please check Official Website for details.
URL: https://opencitymarunouchi.jp/

Information

Event Period: October 23, 2026 Fri– November 8, 2026 Sun
time: Details vary depending on the program, so please refer to Official Website for more information.
place: Locations vary by program within the Marunouchi/Otemachi/Yurakucho area (please refer to Official Website for details).
Organize: OPEN CITY MARUNOUCHI 2026 Executive Committee (General Incorporated Association Otemachi, Marunouchi, Yurakucho District Urban Development Council / NPO Daimaru-Yu Area Management Association / DMO TOKYO Marunouchi / Mitsubishi Estate Co., Ltd.)
cooperation: Chiyoda Ward Tourism Association (General Incorporated Association)
Sponsorship: Chiyoda Ward / Tokyo Metropolitan Government Bureau of Urban Development / Japan Institute of City Planning / Japan Association of City Planners / National Area Management Network / Daimaru-Yurakucho Environmentally Harmonious Urban Development Promotion Association
Official Website: https://opencitymarunouchi.jp/
inquiry: Under review

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