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Koshiishi Lab
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A lab in building materials engineering that explores the materials and construction methods used in buildings.

AboutAbout the lab
Studying the materials and construction methods that make up buildings
The Koshiishi Lab studies the materials and construction methods of buildings.
The lab works on “traditional plastering techniques” for applying earthen walls, and on improving the durability of timber buildings.
It also studies waterproofing materials and methods that keep rainwater out, as well as materials and methods for exterior walls and interiors.
Key terms
- Traditional plastering techniques
- A traditional Japanese building technique of finishing walls by applying soil, plaster, and similar materials with a trowel.
- Waterproofing materials and methods
- The materials and construction methods used to keep rainwater from getting inside a building.
- Durability of timber buildings
- The extent to which a wooden building can continue to be used over many years without rotting or deteriorating.
ResearchResearch themes
The Koshiishi Lab studies the materials and construction methods of buildings. Its research covers a wide range, from traditional plastering techniques to waterproofing materials and methods and the durability of timber buildings.
View More ↗MembersFaculty
The Koshiishi Lab consists of faculty members.
- ProfessorNaoyuki Koshiishi
VoicesStudent voices
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Miyamoto LabSchool of Creative Science and Engineering, Department of ArchitectureDesign, architectural design, and landscape theoryThe information on this page is compiled by the LabLog team from the lab's public information and interviews. For corrections or removal requests, please contact LabLog, not the lab.
Report an errorAbout the images
The top and research theme images are illustrative and were not taken at the lab. They are cropped from Wikimedia Commons images. Cropped CC BY-SA images are provided under the same CC BY-SA license as the original (version shown on each line).
- Top image: “FinishedEPDMcoveredRoof” KVDP / Public domain (cropped)
- Repairing and Reviving Old Stone Houses: “Mas fabregas del bosc-ametlladelvalles” ca:user:amadalvarez / CC BY-SA 2.5 (cropped)
- Related lab (Yamada Lab): “Aa rammed earth alhambra walls 2016 utsnitt” Øyvind Holmstad / CC BY-SA 4.0 (cropped)
- Related lab (Ishida Lab): “Active total station on a construction site” Cvstr / CC BY 4.0 (cropped)
- Related lab (Watanabe Lab): “Mangrove roots in the Laguna de La Restinga” Wilfredor / CC0 (cropped)
- Related lab (Miyamoto Lab): “Government Center Study models ( )” City of Boston Archives from West Roxbury, United States / CC BY-SA 2.0 (cropped)
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