There are no markings or lines. I think the condition is good. Please refrain from purchasing if you are overly concerned about condition. Please only purchase if you understand that this is a used item. [Overview] This book is a textbook summarizing the theories of basketball coaching by the Japan Basketball Association. It is an essential book for coaches and players, covering the basic knowledge for a deep understanding of basketball techniques and tactics. [Features of the Revised Edition] The revised edition reflects the latest coaching theories and training methods, providing practical knowledge in modern basketball. This allows coaches to effectively guide players' growth. [Target Audience] This textbook is written for a wide range of readers, including basketball coaches, players, and enthusiasts.