Get inspired!

17,725 architecture projects

Learn from past Buildner architecture competition participants through our extensive project library, curated over more than 15 years!

Vertical Layers of Transparency in a Mixed-Use Community Hub

Authors:
Maki Tsujita, Atsushi Onoe
Vertical Layers of Transparency in a Mixed-Use Community Hub
Explore the full project presentation!
Subscribers only
With a transparent facade and vertical layering that encourages public interaction, the skyscraper in Osaka serves as a mixed-use community hub integrating cultural spaces, retail, and residential areas.
5 key facts about this project
01
Translucent facade allows for natural light while maintaining privacy.
02
Vertical layering creates distinct community and cultural zones within the structure.
03
Public programs are strategically placed between private spaces to enhance interaction.
04
Design features multiple access points for pedestrians and vehicles, improving circulation.
05
Integration of outdoor terraces promotes engagement with the surrounding environment.

The skyscraper project in Osaka, Japan, presents an important response to urban density and functionality. Designed to host a variety of public and private functions, the structure acts as a focal point for community interactions. By integrating different programs within a single vertical form, it allows for fluid interactions among inhabitants. Furthermore, the design emphasizes transparency and connectivity to the surrounding cityscape, addressing the needs of modern urban life.

Design Concept

A central theme of the design is the strategic arrangement of public programs alongside private spaces. This intentional layout promotes accessibility, encouraging various user groups to engage with each other. The building's transparent facade plays a significant role, providing wide views of the environment. Natural light floods the interior, enhancing the atmosphere and allowing users to remain connected to the vibrant city life outside.

Zoning and Circulation

The zoning within the skyscraper is thoughtfully organized, distinguishing between horizontal and vertical arrangements. Horizontal zoning facilitates a clear distribution of volume, while vertical layers align with the natural flow of the nearby river and roadways. This planning assists in effective circulation, enabling smooth movement for both pedestrians and vehicles. Clearly defined routes cater to specific populations, such as office workers and hotel guests, helping to simplify navigation across the building.

Programmatic Diversity

Within the skyscraper, various functions come together to create a lively environment. The design includes retail areas, a foyer, concert halls, hotel accommodations, and cultural spaces like museums. This variety enhances the building's role as a center for community activities and cultural education. Each program is crafted to provide rich experiences, allowing occupants to engage in different activities and interactions as they move through the space.

Architectural Features

Key architectural elements, such as the grand staircase leading to the concert hall, serve both functional and visual purposes. This staircase guides movement while acting as a significant design feature, promoting flow throughout the building. Levels dedicated to concert halls and exhibition spaces enhance the complex's dynamism, inviting visitors to explore and participate in a range of cultural offerings. The addition of outdoor terraces further enriches the experience, creating spaces for leisure and interaction with the environment.

The design allows for a meaningful connection to the scenic views of the adjacent river. Opportunities to witness sunsets from various vantage points within the skyscraper provide a reflective quality to the overall experience.

Noticed a mistake?
Highlight the text and click on
Noticed a mistake

Mujassam Watan Urban Sculpture Challenge #8

Mujassam Watan Urban Sculpture Challenge #8

Design iconic urban sculptures for the prestigious Mujassam Watan competition and compete for 50,000 €

50,000 € PRIZE project COMPETITION
Prize 50,000 + Potential realisation
Eligibility Open to all
Final registration deadline 23 July 2026

Open architecture competitions

  • Closest deadline first
  • Project competitions first
    Selected winning projects have the potential to be constructed
  • Ideas competitions
    Experimental competitions with the focus on pushing the boundaries of creativity
new
Portugal Long Table 
Restaurant

Design a slow-living restaurant in Portugal

project COMPETITION
Prize Monetary award
Eligibility Open to all
Early bird registration deadline 8 July 2026
new
The Quiet 
Tower

Design an observation tower in Latvia

project COMPETITION
Prize Monetary award
Eligibility Open to all
Early bird registration deadline 22 July 2026
Mujassam Watan 
Urban Sculpture Challenge #8

Design iconic urban sculptures for the prestigious Mujassam Watan competition and compete for 50,000 €

50,000 € PRIZE project COMPETITION
Prize 50,000 + Potential realisation
Eligibility Open to all
Final registration deadline 23 July 2026
new
New York High Falls 
Riverfront Market

Design a New Riverfront Market in Rochester, New York

ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Early bird registration deadline 29 July 2026
new
Valli Wine 
Tasting Room

Design a wine tasting room in Italy

project COMPETITION
Prize Monetary award
Eligibility Open to all
Early bird registration deadline 30 July 2026
Pavilion Atlas 2026

Design a story of your country

ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Final registration deadline 16 September 2026

Recurring architecture competitions

Museum of 
Emotions

Use architecture to create different emotional states

Edition #8 ideas COMPETITION SILENT CONTEST For this competition, NO DESCRIPTION TEXT is allowed. The architecture ideas must be communicated strictly with visuals.
Prize Monetary award
Eligibility Open to all
Final registration deadline 18 June 2026
new
Kinderspace

Design a kindergarten of tomorrow

Architecture for Children’s Development #4 ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Early bird registration deadline 18 June 2026
Re:Form - 
New Life 
for Old Spaces

Choose a site—used, abandoned, or forgotten—anywhere in the world, and give it a new purpose

Edition #3 ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Advance registration deadline 2 July 2026
Buildner's Unbuilt Award 2026

Celebrating your unbuilt architecture visions with a €100,000 prize

100,000€ Prize / 2026 ideas COMPETITION
Prize 100,000 €
Eligibility Open to all
Advance registration deadline 9 July 2026
Underbridge #2

Design housing in underutilized bridge spaces

Affordable Housing Edition #20 ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Advance registration deadline 16 July 2026
MICROHOME 2026

Design a new concept of small-scale home and share a prize fund of 100,000€

100,000 € Prize Fund / Kingpsan Edition #11 ideas COMPETITION
Prize 100,000 €
Eligibility Open to all
Final registration deadline 30 September 2026

Media, partners and clients

To view this project in detail,
please log in with your
Architects’ Network Plus account.
Subscription instantly unlocks all the architecture projects plus other member-only benefits:
  • Access the 17,725 Concept Library
  • Professional tools including file transfer, email, portfolio management, and more
Register now
Already a member? Log in

This website uses cookies to improve user experience and gather usage statistics.

More information is available in our Privacy & Cookie policy