ABOUT
What is EGG
EGG - Entrepreneur Growth Group - was founded in 2002 by a group of forward thinking entrepreneurs on the belief that space for growth, within a like-minded community, is fundamental to success.
Today, EGG is a springboard for ambitious startups,
investors and innovators looking to accelerate their trajectory.
Our mission is to be the essential platform for the next generation of global industry leaders, providing the connections, business support, and environment they need to scale successfully. EGG is where deep work thrives, connections are cultivated, and work-life balance is established thanks to the thoughtful interior design and amenities.
Ultimately, it is where ambition is transformed into achievement.
SPACE
Located in the heart of Marunouchi, our invitation-only workspace blends service excellence with flexibility and community-driven innovation.
We connect founders with the right environment, the right people, and the right opportunities to turn bold ideas into world-changing businesses.
BUSINESS SUPPORT
From Network to Market — EGG leverages its extensive connections to facilitate introductions to prospective clients and industry experts, providing comprehensive, end-to-end support for your successful entry into the Japanese market.
VIEW MOREUnparalleled
Connectivity
Welcome to Marunouchi
EGG’s prime location in the iconic Shin-Marunouchi Building offers unparalleled connectivity and prestige in Tokyo’s premier business and cultural district.
* The approximate riding time from the nearest station of the facility (JR or Tokyo Metro “Tokyo” station) to the nearest station corresponding to each destination. Transfers and waiting time are not included.
* As of November 2025
Membership
Our membership tiers are designed to reflect the rhythm of work-life balance — giving members the freedom to choose how and when they connect with EGG.
All members benefit from the EGG Reception Team, our Community Organizers who offer support, guidance and member introductions, making every day better.
EGG Membership
Access : 24/7, 365 days
Areas : Offices, Sundial Lounge, Flexible Event Space and Meeting Rooms, Eat at Sundial
Benefits : Customized Business Support
Day Lounge Membership
Access : Monday–Friday, 9am–6pm
Areas : Sundial Lounge, Flexible Event Space and Meeting Rooms, Eat at Sundial
*Options : Night Lounge access add-on
Night Lounge Membership
Access : Monday–Friday, 6pm–11pm
Areas : Sundial Lounge, Flexible Event Space and Meeting Rooms, Eat at Sundial
The Making of
The story behind the making of EGG.
We wil introduce the story behind the making of EGG, a space that fosters innovation. Please take a look at the illustration (Zukai) with the features of the facility and voice of people using EGG.
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