[Machine Translation] The secret of writing is not to write artistic masterpieces. It is to avoid writing "bad sentences" that are difficult to read. So how can bad writing be prevented? This book analyzes the structural characteristics of Japanese sentences and introduces techniques for refining sentences into "functional sentences," using over 100 examples from books, newspapers, and official documents. Avoid long sentences, state the conclusion first, do not omit necessary subjects, do not abuse conjunctions, use easy words, etc. With clear guidelines and easy-to-understand illustrations, this book is a timeless technical book on writing that will help you overcome bad writing.