This is a classic book beloved by many involved in writing, such as writers, editors, copywriters, and novelists. It's extremely helpful when you're unsure about how to use particles and auxiliary verbs, or when you want to improve the accuracy of your writing. [Product Condition] ・This is a used item. ・After purchase, it has been carefully stored with the vinyl cover (book cover) on. 　The cover is slightly creased, but it is generally in good condition. ・The book will be shipped with the vinyl cover on. ・Please check the photos for details. [About Purchase] ・Instant purchase is welcome.