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House in Shiraiwa Wohnhaus by Tsukasa Okada - 2id Architects
House in Shiraiwa Wohnhaus by Tsukasa Okada - 2id Architects
House in Shiraiwa Wohnhaus by Tsukasa Okada - 2id Architects
House in Shiraiwa Wohnhaus by Tsukasa Okada - 2id Architects
House in Shiraiwa Wohnhaus by Tsukasa Okada - 2id Architects

Silber Architektur · 2020

House in Shiraiwa Wohnhaus

by Tsukasa Okada - 2id Architects

  • A' Design Award in Silber 2020 in Architektur
  • CLIENT: 2id Architects
  • Estimated Number of Design Views: 18,169
  • Verification code 80A1B4D8B4 · Verify this award
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About House in Shiraiwa Wohnhaus

Das House in Shiraiwa ist ein Wohnhaus, das an einem Berghang in Hamamatsu, Japan, inmitten einer Mandarinenplantage errichtet wurde. Die Innenfläche ist zu gleichen Teilen in Innenräume und halboffene Außenbereiche gegliedert. Ein großzügiger Wohnraum fördert die Kommunikation zwischen den Familienmitgliedern, während die übrigen Räume bewusst klein gehalten sind. Eine Pergola überdeckt die halboffene Hälfte und bildet eine Pufferzone zwischen Wohnraum und Landschaft. Die Details der Pergola wurden mittels einer Sonnenlichtsimulation festgelegt; ihre Schlitze werfen sich stetig wandelnde Schatten auf die Wände. Die Wände sind mit gekratztem Mörtel unter Beimischung von zerkleinertem, ortstypischem weißem Gestein veredelt.

About the A' Design Award in Silber

House in Shiraiwa Wohnhaus ist Gewinner des A' Design Award in Silber, einer enorm prestigeträchtigen Anerkennung für erstklassige, großartige und beeindruckende Spitzendesigns. Silber-Gewinner sind ungemein brillante und äußerst kreative Werke, die die herausragende Expertise, das Talent und den Scharfsinn ihrer Designer veranschaulichen. Von House in Shiraiwa Wohnhaus wird erwartet, dass es ein wunderbares Vorzeigewerk ist, das bemerkenswert professionell und zutiefst innovativ ist. Dieses mit dem A' Design Award in Silber prämierte Design ist eine höchst bemerkenswerte, bewunderte Erfindung, die den Grenzen von Kunst, Wissenschaft, Design und Technologie zugutekommt und sie voranbringt. House in Shiraiwa Wohnhaus ist eine vielbeneidete Schöpfung, die Wünsche weckt, positive Gefühle vermittelt und Staunen und Verwunderung entfacht.

Press Kit

Unique Properties
Its interior space are equally divided into two different sections, Indoor and semi-outdoor space.
Large part of the indoor space is allocated to living room to enrich communication between the family, whilst the other rooms are minimized. The other half, semi-outdoor space is covered with pergola surrounding the indoor space. It allows residents to bring their indoor activities into buffer zone between the living room and magnificent landscape whilst they feel sense of local environment.
Dimensions & Packaging
Site area: 498m2
Building Area : 109m2
total Floor Area : 218m2
Tags
Pergola, silhouette, distance, Nature, buffer zone, white stone
Production Technology
Detail design of the pergola was determined by sunlight simulation.Its beautiful silhouette created by slits of the pergola gives wall of the building different characters by each days and seasons.Structurally, diagonal parts of pergola helps to reinforce the pergola as horizontal brace.
In terms of materiality, scraped mortar with crashed white rock as a local material are applied to the wall. Although, the wall continues from outside to the inside with same material, each walls have finished by different scraping equipments to soften indoor space.
Design Challenge
This project aims to regain locality in contemporary Japanese house whilst keeping context of modernism. Locality has been often lost in Japanese architecture since thinking in a way of architecture modernism has became general in the society. However, building always sticks to its local, and it can not move like vehicle and machine. Therefore, it is important that reconnecting architecture and its surroundings by a notion of locality such as style, history and material.
Research
Back in the past, Japanese house had many elements to create borderless relationship between in and out. such as Engawa: outer corridor located outside of window but used as the part of indoor space. Additionally, there was unique architectural style in each area in Japan. Nevertheless, it was lost because highly adiabatic and protected house to cope with severe changes of climate has been demanded.
Inspiration
A house is located in Shiraiwa, the area in the north of Hamamatsu city in Japan. It is surrounded by mandarin plantation halfway up the mountain.
Its environment having extraordinary view and rich nature allows to design a building by the concept of distance between inhabitation and nature.

The house has been formed by two of contradictory senses. One is a sense of openness led by its location looking down valley from slope on the mountain. The other is a sense of security led by the other fact of its location surrounded by mountains, as if it protects the house.
Project Duration
The project started in Feb,2017 and finished in Apr 2019 in Hamamatsu, Japan
Operation Flow
Use of the pergola space has not been defined intentionally to keep it flexible and free space changed by user’s imagination. In spite of the fact that it has same amount of space as the one in indoor space, I believe making such a space without specify type of activities is highly beneficial for user’s future living in their local.
Image Credits
Photographer : Toshiyuki Yano

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