Ancient Weapons explores the history, military application, and artistic representation of traditional Japanese weaponry, revealing how tools like the katana, naginata, and shuriken evolved from agricultural implements and Chinese imports into symbols of samurai culture. The book addresses the evolution of these weapons alongside Japan's social and political changes, demystifying their romanticized manga portrayals. Readers will gain insight into how these weapons have shaped contemporary imagination. The book is structured into three sections, beginning with an introduction to Japanese martial traditions and weapons. It then explores the practical application of these weapons in military campaigns and duels, analyzing historical battles and figures. The final section dissects the portrayal of these weapons in manga, examining how artists adapt and reimagine them. This approach offers a unique perspective by combining military and art history to examine Japanese weapons, moving beyond simple descriptions to explore their deeper cultural significance.