Flexible workplace solutions
KS Building
KS Building in Tokyo offers prime office and coworking spaces in the Kojimachi area, just steps from the National Printing Bureau and Hanzomon Museum. Benefit from easy access to Tokyo Midtown Hibiya and the Imperial Palace East Gardens, enhancing your business visibility and productivity with a professional, central location.
Get a quote
Receive personalized pricing and workspace solutions aligned perfectly to your business requirements.
Book a centre tour
Schedule a guided visit and experience our workspace facilities firsthand.
Book a meeting room
Reserve fully equipped meeting rooms ideal for presentations, client meetings, or team collaborations.
Book a day office
Secure a private office by the day—ideal for productive, focused work.
Book a cowork day pass
Enjoy flexible, immediate access to shared workspaces on demand.
Buy a virtual office
Establish a prestigious business address with professional mail and call-handling services.
Buy an access plan
Unlock flexible, convenient access to Regus locations globally with a membership tailored to you.
Download the app
Easily manage your workspace bookings and services anytime, anywhere with the Regus mobile app.

Your membership includes more than just workspace
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Widest product range
Our products are flexible, giving you the freedom to grow at your own pace without long-term commitments.
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Support team
Support staff to help you and your guests, from reception services to back-office functions such as IT.
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Community network
By joining Regus, you’ll gain access to a vibrant business community including networking events.
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The Regus app
Manage everything with the Regus mobile app, from bookings to controlling agreements, and getting support.
Products and service at KS Building
About KS Building
What makes this location special
The KS Building in Kojimachi, Tokyo offers strategic commercial relevance with its proximity to key government entities like the National Printing Bureau, enhancing client access and decision-making capabilities. Excellent connectivity is ensured with nearby transport links, facilitating seamless travel across the city. This location is professionally appealing with offices in close proximity to corporate clusters and the Embassy of the United Kingdom, adding credibility and compliance advantages. Businesses benefit from operational efficiency and cost management by utilizing coworking spaces, fostering collaboration and networking opportunities within a dynamic local business community.
You’re part of a much bigger network
Regus in Kōjimachinorth_east
Nestled in Kōjimachi, Chiyoda Ward, businesses thrive amid the high-profile corporate offices of Marunouchi and Otemachi. This prime location offers seamless connectivity via Tokyo Station, attracting top talent in finance and real estate. Regus provides serviced offices, coworking spaces, and meeting rooms to support your business needs in Kōjimachi.
Amenities available
- weekend
Business Lounge
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Meeting Rooms
- commute
Major Transport Links
- accessible
Wheelchair Accessible
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City/Town Center
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Common Areas
Where to find us
Address
4-5-20 Kojimachi KS Building 4F, 7F, 8F Chiyoda-ku, Tokyo, Tokyo, 102-0083, JPN
24/7 Access
For private office and dedicated cowork customers
Nearby information

Prime Location for Business
Located in the heart of Tokyo, our workspace at 4-5-20 Kojimachi offers flexible office space perfectly positioned for professionals and businesses. With Kojimachi Station just a short walk away, and Nagatacho Station providing extensive metro connections, commuting is seamless. The area is surrounded by key government institutions, including the National Diet Building and the Prime Minister’s Office, making it ideal for businesses needing proximity to Tokyo’s political and administrative hubs.
Excellent Transport Links
This location boasts outstanding accessibility with four nearby Tokyo Metro stations: Kojimachi, Hanzomon, Nagatacho, and Kokkai-gijidomae. These stations connect you to major districts across the city, ensuring easy travel for you and your clients. Whether you’re meeting partners in Kasumigaseki’s government area or hosting clients from across Tokyo, the transport options make this serviced office a convenient choice for professionals on the move.
Inspiring Surroundings
Work amidst some of Tokyo’s most iconic landmarks. The Imperial Palace Outer Gardens and Kitanomaru Park are nearby, offering tranquil green spaces to relax or recharge. Cultural venues like the Nippon Budokan are also within easy reach, adding a vibrant atmosphere to the area. These surroundings provide an inspiring backdrop for your shared workspace, helping you and your team stay energized and productive.
Close to Education and Talent
The Kojimachi area is a hub of learning and innovation, with Sophia University’s Kioicho campus situated nearby. This proximity fosters access to a talented pool of graduates and opportunities for collaboration with academic institutions. Whether you’re seeking fresh perspectives or partnerships, this dynamic environment supports growth and innovation for businesses of all sizes.
Nearby locations
The Regus difference
Joining Regus brings you the freedom, value and flexibility that every business needs:
A workspace for every budget
Pay only for the space that you use
Workspace when and where you need it
Space immediately available with no lead times
Simple, all-inclusive pricing with no capital expenditure required
Total flexibility in room options, sizes and setup
Say hello to a new way of working.
Submit your details and we’ll show you what makes Regus different.


















