"In the end, this is not a book you should sit down and read all at once. Like the book itself suggests, if there is a section you are interested in, you should read that section and save the rest for a later date. And one read through will not magically enable to you be a master at keigo. However, ... Read moreas far as English language keigo lessons go, it's really in depth and covers just about everything an intermediate Japanese language learner could ever want to know." —Tofugu blog "The best thing about this book, by far, is that the professor really knows his subject matter" —Self Taught Japanese blog "It is impossible to speak fluent Japanese without speaking polite Japanese, and it is difficult to speak polite Japanese without this book." —Mary Kennedy, Decatur College Show Less