
Shinjuku Sumitomo Building Sankaku Hiroba
A dynamic underground event space in Shinjuku, hosting diverse exhibitions, festivals, and cultural happenings.

Highlights
Must-see attractions
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Best Time
Experience unique exhibitions and festivals.

Shinjuku Sumitomo Building Sankaku Hiroba
Best Time
Experience unique exhibitions and festivals.

Highlights
Must-see attractions
A dynamic underground event space in Shinjuku, hosting diverse exhibitions, festivals, and cultural happenings.
"A sort of mid-sized event venue with comfortable open space, cool restaurants and a 'free' piano."

🎯 Verify Event Details
Always check official event websites before visiting to avoid disappointment or scams.
🎹 Free Piano Access
Enjoy a moment of creativity on the public piano in the foyer.

Quick Facts
Hours
Rating
4.1 · 1,499 reviews
Type
Event Venue
Website
sumitomo-sankakuhiroba.jpHighlights
Discover the most iconic attractions and experiences

Dynamic Event Space
A versatile venue hosting everything from fashion expos to music festivals and art exhibitions.

G-DRAGON MEDIA EXHIBITION
Sankaku Hiroba
Immersive media experience featuring the world of 'Übermensch' by G-Dragon.

Underground Foyer Charm
A unique circular space offering a respite with a 'free' piano and nearby eateries.
Plans like a pro.
Thinks like you
Planning Your Visit
Navigating Shinjuku's Energy Hub
Event-Focused Destination
Best Times
Insider Tips
from TikTok, Instagram & Reddit
🎯 Verify Event Details
Always check official event websites before visiting to avoid disappointment or scams.
🎹 Free Piano Access
Enjoy a moment of creativity on the public piano in the foyer.
❄️ Beat the Heat
The air-conditioned space is a welcome escape from Tokyo's summer heat.
🍽️ Nearby Dining Options
Explore diverse restaurants within the Sumitomo Building complex.
Tips
from all over the internet
🎯 Verify Event Details
Always check official event websites before visiting to avoid disappointment or scams.
🎹 Free Piano Access
Enjoy a moment of creativity on the public piano in the foyer.
❄️ Beat the Heat
The air-conditioned space is a welcome escape from Tokyo's summer heat.
🍽️ Nearby Dining Options
Explore diverse restaurants within the Sumitomo Building complex.
What Travellers Say
Reviews Summary
Sankaku Hiroba is recognized as a versatile and comfortable event venue, praised for its spaciousness and air-conditioned environment, making it ideal for larger gatherings and a welcome escape from the heat. While the venue itself is well-regarded, visitors should be aware of potential scams in the surrounding Kabukicho area.
"Great place for bigger events. Mineral show is held here twice a year, October 2-6 - International Mineral fair"
Karine Karine
"A sort of mid-sized event venue with comfortable open space, cool restaurants and a “free” piano. Those clever settings make this circular underground foyer a good place for charging energy during your daily schedule, either on business or on weekends."
Xiro Ar (Alphonz)
"Christmas sepcial event"
Adan Ay
What People Like
What People Dislike
Frequently Asked Questions
🚇 🗺️ Getting There
Sankaku Hiroba is located in the Shinjuku Sumitomo Building. It's easily accessible via Shinjuku Station, a major transportation hub. From the station, you can walk or take a short taxi ride.
Yes, Sankaku Hiroba is a circular underground foyer within the Shinjuku Sumitomo Building.
Shinjuku Station is served by numerous JR and private railway lines, making it very convenient to reach from anywhere in Tokyo.
The closest stations are Shinjuku Station (JR, Odakyu, Keio, Tokyo Metro, Toei Subway) and Nishi-Shinjuku Station (Toei Oedo Line).
Follow the signs for Sankaku Hiroba once you enter the Shinjuku Sumitomo Building. It's a prominent, circular space.
🎫 🎫 Tickets & Entry
Entry to Sankaku Hiroba itself is generally free, as it's a public space. However, specific events held within the venue may require tickets. Always check the event organizer's website for details.
The building's general hours apply, but Sankaku Hiroba is most active during scheduled events. It's best to check the specific event timings you plan to attend.
Yes, the G-DRAGON MEDIA EXHIBITION: Übermensch in TOKYO will have admission fees. Details and ticket sales information are usually announced on the event's official social media and website.
Availability of on-the-day tickets depends on the specific event. It's highly recommended to purchase tickets in advance, especially for popular exhibitions like the G-DRAGON event.
Some events may offer discounts for students, seniors, or group bookings. Check the specific event's ticketing page for any available concessions.
🎫 📍 Onsite Experience
Sankaku Hiroba hosts a variety of events including exhibitions, trade shows, festivals, fashion shows, and media events.
Even without an event, Sankaku Hiroba offers a unique underground space with a 'free' piano and nearby restaurants for a break.
While the space itself is open, family suitability depends on the event. Some events like festivals or expos might be family-friendly, while others like art exhibitions may be less so.
The building is located near Kabukicho, known as Tokyo's red-light district. While generally safe, be aware of touts and potential scams in that specific area.
Photography is generally allowed in public areas like Sankaku Hiroba, but restrictions may apply during specific exhibitions or events. Always check event guidelines.
🍽️ 🍽️ Food & Dining
Yes, the Sumitomo Building complex houses several restaurants and eateries, offering a range of dining options.
You can find various Japanese cuisines, including sushi and izakaya-style dining, in the vicinity.
While there are upscale options, exploring the wider Shinjuku area can lead to more budget-friendly eateries.
Generally, food and drinks are not permitted inside the main event space unless provided by the event itself. There are designated areas for dining nearby.
Yes, you'll find several cafes and coffee shops within the Shinjuku Sumitomo Building and the surrounding Shinjuku area.
📸 📸 Photography
The unique circular architecture of Sankaku Hiroba itself is a great photo opportunity. During events, the exhibits provide many visually interesting backdrops.
Drone usage is typically restricted in urban areas like Shinjuku due to safety and privacy regulations. It's best to avoid flying drones here.
Some exhibitions, especially those involving copyrighted material or interactive displays, may have photography restrictions. Always look for signage or ask event staff.
The underground space has artificial lighting. For events, lighting can vary greatly depending on the exhibition's design.
While Sankaku Hiroba is underground, the surrounding Shinjuku area, including Kabukicho, offers vibrant neon-lit scenes for night photography.
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