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Subterranean Space Incorporating Aquaponics and Natural Lighting with Sustainable Materials

Authors:
Wenyi Zhu, Jiancheng Zhao, Bojun Li, Zhaoqi Ge
Subterranean Space Incorporating Aquaponics and Natural Lighting with Sustainable Materials

Project in-detail

Integrating natural lighting with aquaponics, the subterranean community space utilizes sustainable materials to create a multifunctional environment that fosters interaction and ecological awareness.
5 key facts about this project
01
Integrates an 18-meter sloped entrance that promotes accessibility and invites exploration.
02
Features a multifunctional layout that accommodates both communal interaction and quiet retreats.
03
Incorporates aquaponics to enhance biodiversity and environmental sustainability.
04
Utilizes charred wooden shingles for improved durability and fire resistance.
05
Employs natural ventilation strategies to optimize indoor air quality throughout the space.
The Pop Stone Garden is an innovative architectural project located in the densely populated urban environment of Tokyo, Japan. This underground public space aims to address the need for accessible communal areas within an increasingly crowded cityscape. Designed by Tokyo Pop Lab, the project effectively reinterprets underground environments to provide multifunctional facilities that foster community interaction and ecological sustainability.

One of the primary functions of the Pop Stone Garden is to serve as a public laboratory and garden area, offering residents and visitors a space for leisure and engagement with nature. The design encompasses a **5,300-square-meter** underground area, featuring distinct zones for both active and passive recreation. The layout includes an **18-meter** sloped entrance that serves as a significant threshold, linking urban life with a tranquil oasis below.

The implementation of water features throughout the garden not only enhances the aesthetic appeal but also contributes to the calming atmosphere. The incorporation of natural elements such as vegetation aligns the project with principles found in Japanese Zen philosophy, promoting harmony between the built environment and nature.

The unique design approach taken with the Pop Stone Garden distinguishes it from other similar projects. Instead of viewing underground spaces as limitations, this project highlights their potential as vibrant community hubs. The integration of innovative features like natural ventilation and sustainable water management systems demonstrates a commitment to ecological considerations. Furthermore, the design emphasizes a user-friendly experience through multi-point entry access, encouraging participation and movement throughout the space.

Spatial organization plays a critical role in the design, with careful attention to movement patterns and interpersonal interaction. Architectural plans reveal a seamless integration of different areas, allowing for both communal gatherings and quiet retreats. Sections of the project indicate a thoughtful layering of spaces that relate to one another, enhancing the overall experience for users.

Water management strategies in the design not only cater to aesthetic preferences but also address environmental concerns through careful ecological integration. The natural water features contribute to biodiversity and create micro-climates that enhance user comfort.

To explore the Pop Stone Garden further, readers are encouraged to examine the architectural plans, sections, and detailed designs available in the project presentation. These materials provide additional insights into the innovative architectural ideas that shape this unique project, illustrating its relevance to contemporary urban design and architecture in densely populated contexts.
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MICROHOME
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100,000 € Prize Fund / Kingpsan Edition #10
Kinderspace
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Architecture for Children’s Development #3
Buildner's Unbuilt Award 2025
Buildner's Unbuilt Award 2025
100,000€ Prize / 2025

Design a new small-scale home concept in the 10th edition of MICROHOME — 100,000 € prize + construction

Competition organisers

The 10th edition of the MICROHOME architecture competition invites architects and designers from around the world to explore the possibilities of compact, sustainable living. Hosted by Buildner in collaboration with Kingspan and Hapi Homes, this special edition challenges participants to design an off-grid, modular microhome for a young professional couple, with a maximum floor area of 25 m². Designs should prioritize innovation, efficiency, and real-world feasibility. 

A total prize fund of 100,000 € will be awarded, including three main prizes, the Kingspan Award, and the Hapi Homes Award, which will grant 15,000 € and lead to the construction of the selected design. The final registration deadline is September 25, 2025, and winners will be announced on Decebmer 9, 2025. For full competition details and submission guidelines, visit microhome.info.

Microhome

Design a new small-scale home concept in the 10th edition of MICROHOME — 100,000 € prize + construction

100,000 € PRIZE FUND / KINGPSAN EDITION #10 IDEAS COMPETITION
Prize 100,000 € + Potential realisation
Eligibility Open to all
Early bird registration deadline 22 May 2025
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