This e-book describes how to use the modeling room of the 3DCG software "3D-coat". Total 261 pages.PDF. It consists of two parts: one is a practical production to make a robot on the cover and the other is a list of functions of the modeling room. This is a manual for those who want to know how to use the simple polygon modeling function in the modeling room implemented from 3d-coat 2021 to 2022. This book is mainly for intermediate users who know the basic operations of 3d-coat, so we recommend complete beginners to purchase a separate book. Production period: 16 months It will be displayed properly if you open both pages so that even-numbered pages are on the left. (This book was written in Japanese and machine translated into　English. Please note that some parts of the translation are unnatural.) for Japanese, 本書は3D-coatモデリングルームでなんか作る本を英語版に翻訳したものです。基本的に日本人の方は別ページの日本語版のほうをお買い求めください。