This is a set of 8 books from the Japanese sword KATANA magazine. The books cover various topics related to Japanese swords, including their history, design, and use. They are written in English and are perfect for collectors and enthusiasts alike. The magazine's focus is on Japanese swords, and these books are a great addition to any collection. The set includes books on different aspects of Japanese swords, such as their origin, techniques, and impact on Japanese culture. Get your hands on this unique set of books and expand your knowledge about Japanese swords.