The timber exterior mimics the Japanese practice of Shou Sugi Ban.  Photo 2 of 6 in Koto’s Latest Prefab Cabin Is Stacked to Capture Views

Koto’s Latest Prefab Cabin Is Stacked to Capture Views

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The black timber exterior mimics the look of shou sugi ban, a Japanese process in which cladding is charred to make a home weather and fire resistant.