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Charred Wooden Shingles and Corten Accents in a Low-Density Housing Solution

Authors:
Xiaojin Huang, Masato Tohno
Charred Wooden Shingles and Corten Accents in a Low-Density Housing Solution

Project in-detail

Characterized by its charred wooden shingles and Corten steel roofing, the design provides flexible housing solutions in a low-density setting while emphasizing community engagement and environmental sustainability.
5 key facts about this project
01
Utilizes charred wooden shingles for enhanced durability and fire resistance.
02
Incorporates Corten steel roofing that integrates naturally with the environment.
03
Features customizable operable panels for dynamic interaction with the exterior.
04
Includes communal spaces designed to foster social engagement among residents.
05
Emphasizes sustainable materials to reduce overall ecological impact.

## Project Overview
HILD (Home in Low Density) is an architectural initiative focused on revitalizing rural areas in Japan, specifically targeting the town of Akkeishi, which is experiencing significant demographic shifts due to an aging population and the outmigration of younger residents. The proposal aims to fulfill housing demands while prioritizing inclusivity and community integration. By blending traditional elements with contemporary design methodologies, the project seeks to address current socio-economic challenges in rural Japan.

## Spatial Strategy
The architectural layout features a low-density design that encourages a close interaction with the surrounding environment. Flexible spaces are incorporated to facilitate both private and communal activities, thereby supporting a vibrant community life. Public areas such as mini-libraries and gathering spaces are strategically integrated to foster social connections and promote inclusivity among residents.

## Materiality and Sustainability
The selection of materials has been carefully considered to enhance sustainability and align with regional aesthetics. Key features include:

- **Corten Steel** for roofing, ensuring durability with a rustic appearance.
- **Wooden Batten Framing** that promotes a connection with nature and reflects traditional Japanese craftsmanship.
- **Polycarbonate Panels** to maximize natural light and contribute to energy efficiency, thus reducing the overall carbon footprint.
- **Advanced Insulation and Gutter Systems** that support climate control and effective water management, enhancing the building’s operational sustainability.

The design also incorporates innovative exterior treatments, such as operable panels and reflective curtains, providing residents with control over privacy and light, further adapting to changing environmental conditions.

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MICROHOME 10: Celebrating Small-Scale Living with €100,000 Prize Fund and Kingspan’s Innovation

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Competition organisers

The MICROHOME 10 competition invites participants to submit visionary designs for off-grid, modular microhomes that push the limits of sustainable, small-scale living. Organised by Buildner in partnership with Kingspan and Hapi Homes, this tenth edition sets the challenge of designing a dwelling for two people within a maximum floor area of 25 m², encouraging bold solutions adaptable to any urban or rural location. The competition continues Buildner’s mission to foster innovative approaches to compact, energy-efficient housing that can address pressing global challenges.

This year’s edition offers a generous total prize fund of €100,000, including the Kingspan Award for designs that integrate high-performance Kingspan products and the Hapi Homes Award for a project selected for real-world construction. In addition to cash prizes, the winners gain international exposure through Buildner’s media partnerships, publications, and a dedicated MICROHOME magazine, further amplifying their ideas to the wider architectural community.

Key dates for MICROHOME 10 include the closing date for registration on 25 September 2025, the submission deadline on 29 October 2025 (11:59 p.m. London time), and the announcement of winners on 9 December 2025. These milestones ensure participants have clear timelines to develop and present their concepts, with early registration discounts available to support students and emerging designers worldwide.

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
Final registration deadline 25 September 2025

Enter an open architecture
competition now

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