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Kei Tamai's Yokohama Chigasakihigashi Housing commands the twilight composition through a dramatic arrangement of multiple steep gabled forms clad entirely in charcoal-toned horizontal siding that…
Kei Tamai's Housing emerges from the blue hour with a disciplined geometric articulation that channels the viewer's gaze through a meticulously orchestrated interplay of darkness and illumination…
Kei Tamai's Yokohama Chigasakihigashi Housing presents a vertical spatial composition structured along a central axis that draws the eye upward through layered horizontal planes of architectural…
Kei Tamai's Yokohama Chigasakihigashi Housing presents a luminous architectural threshold composition governed by rigorous geometric clarity, where a large-scale glazed aperture frames an…
Kei Tamai's Yokohama Chigasakihigashi Housing presents a carefully orchestrated threshold condition where interior domestic space engages in dialogue with exterior protected terrace through an…

Gold Architecture · 2025

Yokohama Chigasakihigashi Housing

by Kei Tamai

  • Golden A' Design Award 2025 in Architecture
  • CLIENT: Skymission
  • Estimated Number of Design Views: 108,135
  • Verification code 46DB0FCF4E · Verify this award
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About Yokohama Chigasakihigashi Housing

Yokohama Chigasakihigashi is a detached house designed to connect daily life with the sky. Rooms and hallways surround a central courtyard, called a sky room, framed by simple white spaces. The flexible layout allows the courtyard to act as the focal point or to merge with the surrounding rooms, supporting several ways of living. Windows bring soft natural light inside, reducing the need for artificial lighting. The total floor area is 129.17 square meters. The design revives the traditional Japanese connection with nature.

About the Golden A' Design Award

Yokohama Chigasakihigashi Housing is a Golden A' Design Award winner, an immensely prestigious recognition granted to first-rate, marvelous, and outstanding designs. Golden winners are exceedingly innovative, visionary, and glamorously dazzling creations that reflect the prodigy, wisdom, and prowess of their designers. Yokohama Chigasakihigashi Housing is expected to be a highly praised, trendsetting, and monumental invention that delivers unprecedented value. This Golden A' Design Award-winning design is a spectacular, respected project that highly benefits and advances the boundaries of art, science, design, and technology. Yokohama Chigasakihigashi Housing creates intense feelings of desire, evokes passion, encourages creativity, and fascinates us.

Press Kit

Unique Properties
This spec home focuses on living in harmony with the sky, designed by renowned architect Shin Takamatsu, an expert in traditional Japanese housing. Takamatsu believes that a home must have a deep relationship with the sky. The design includes a room extending toward the sky, surrounded by simple white spaces. This flexible layout allows the sky room to be the focal point or to blend with the surrounding spaces, offering various living styles that connect with the sky.
Dimensions & Packaging
Site area:165.01㎡ Building area:70.71㎡ Total floor area:129.17㎡
Tags
housing,japan,modern,architecture,Yokohama
Production Technology
Rooms and hallways surround a courtyard, seen as a "sky room." Residents can enjoy different lifestyles, such as centering their lives around the courtyard or combining the courtyard and surrounding spaces into one. A simple glance upward from any space reveals the sky. The courtyard connects seamlessly with the rooms, and the windows create soft natural light without needing artificial lighting. The skyline encourages passersby to look up and experience the sky as well.
Design Challenge
In the suburbs of major cities, small-scale developments for mass markets dominate, leading to declining living environments. Our company resists this trend by maintaining developments at their current scale to preserve quality. For properties priced over 100 million yen, delivering value is crucial, and working with renowned architects is one approach. While spec homes make achieving ideal designs easier, strict budget constraints create constant challenges between cost and design.
Research
Traditional Japanese homes, like Kyoto's machiya, were designed to bring natural elements such as light and air into daily life, even in densely built cities. These homes had a garden at their center, creating comfort, respect for nature, and a unique aesthetic. Modern homes, however, prioritize performance and have become isolated from nature, heavily relying on energy. Now is the time to revive the traditional Japanese lifestyle, reducing energy use and reconnecting with nature.
Inspiration
In the suburbs of major cities, cramped living with close neighbors is unavoidable. Modern homes prioritize energy efficiency, insulation, and privacy, resulting in inward living spaces where people often keep curtains shut to avoid outside views. Traditionally, Japanese homes embraced nature, harmonizing with the climate and reflecting a deep connection to the environment. This project aims to restore those lost values and reconnect modern living with nature.
Project Duration
The collaboration between architect Shin Takamatsu and Principal Home began in 2014. We discussed the direction of the project for over a year and a half, and entered the design phase in 2015.
In 2016, "AROUND THE SKY" was completed and received the Good Design Award. Later, in 2017, "WITH THE SKY" was finished, followed by the construction of "ALONG THE SKY." This year, the construction of two "IN THE SKY" buildings has also been completed.
Operation Flow
Residents can move freely between the courtyard and surrounding spaces, enjoying different living styles, such as centering life around the "sky room" or combining the courtyard with surrounding areas. From any spot, a glance upward reveals the sky. Natural light and air create a comfortable environment without relying on energy. The changing scenery, bird songs, and clouds further enrich the emotional experience of the residents, deepening their connection to nature.
Image Credits
Copyright、Principal Home Co., Ltd.、2024

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