There is some writing, but it's done with a Frixion pen, so you can erase it if you're concerned. Also, there are chapter tabs. However, unfortunately, it's hardly been used, so the inside should be clean. [Overview] This book explains the 2015 version of the technical standards related to the structure of buildings, and includes the 2016 revised edition. It comprehensively covers important information based on Japan's Building Standards Law. [Contents] Technical standards and explanations regarding the structure of buildings are described in detail, making it an essential book for experts and students. In particular, it is a valuable resource for architects and designers.