The name comes from old Finnish, loosely translating to "cozy at home." With yakisugi-style cladding, tidy picture windows, and angular rooflines, Koto’s prefabricated cabins are designed to conjure a ...

U.K. firm Koto just built two of its new tiny prefabs—an office ... family of designs ranges from 67 square feet up to 400 square feet, with more sizes on the way. The small Niwa cabin pack ...