Main theme of this laboratory is Japanese architectural history and conservation of cultural properties. Based on architectural remains, historical documents and pictures, archeological remains, we are trying to reveal the history of design, construction technique and system, maintenance system, meaning of architecture and influence on society.
Present building stands on

Current main topics is as below.
(1) An architectural technology propagation between Japan and East Asia in ancient age
(2) An architectural technology propagation between central and local area in ancient Japan
(3) A history of building maintenance in Japan
(4) Reconstruction and restoration in past and present
(5) An international rules for preservation of wooden architecture

history.arch.t.u-tokyo.ac.jp/unno