Saekano: How to Raise a Boring Girlfriend Novel, Paperback A total of 20 books. One book is used (see photo 5). Please judge the contents based on the covers in the photos. I've read them a few times and have decided to sell them since I won't be reading them again. They were kept on a bookshelf at home. Please refrain from purchasing if you are concerned about scratches or creases due to them being used.