Archello Awards 2026 · Enter your projects before 30 September 2026
Archello Awards 2026 · Enter your projects before 30 September 2026

    Sustainability Certificates

    FSC®
    SGEC
    CoC · 2016
    JAS
    F☆☆☆☆ · 2018

    Cypress Sunadaya’s Japanese cedar CLT panels are sustainably produced and responsibly sourced. The panels are certified JAS F☆☆☆☆, SGEC–CoC, and FSC–CoC, ensuring low emissions and credible forest management. With a cradle-to-gate embodied carbon of ~290 kg CO₂e/m³ and ~757 kg CO₂ stored per m³, they’re climate-smart materials.

    Manufactured in a high-efficiency automated facility capable of 22,500 m³ annually, these panels align with regenerative design principles and offer reliable traceability and performance.

    Earthboat Cave

    Set along the wooded edge of Lake Shirakaba in Japan’s Nagano Prefecture, Earthboat Cave is a compact timber retreat designed to immerse visitors in the landscape. Conceived by London-based architecture studio PAN- Projects under the philosophy of ‘nature escape’, the cabin demonstrates how small-scale architecture can reduce environmental impact while strengthening connection...

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    Earthboat

    Earthboat, a mobile cabin built entirely from Japanese cedar cross-laminated timber (CLT), presents a new blueprint for eco-conscious tourism. Designed by PAN-PROJECTS, a London-based architectural design studio led by Japanese architects Yuriko Yagi and Kazumasa Takada, Earthboat is a self-contained nature retreat with no solid foundations: the cabins can be relocated as needed.

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