Understanding Japanese Castles: Illustrated Beginner's Guide Released on April 23, 2026

Exploring Japan's Castles: An Illustrated Beginner's Guide

The publishing house Sekai Bunka-sha, based in Chiyoda, Tokyo, is set to launch the book "Understanding Japanese Castles: An Illustrated Beginner's Guide" by Yasutsune Owada on April 23, 2026. This book caters to the growing interest in castles among the public, providing vivid illustrations to answer common questions about Japanese castles in an accessible manner.

A Comprehensive Introduction

Japan is home to approximately 30,000 castle sites. However, only 12 original castles built before the Edo period still stand today. The author, Yasutsune Owada, meticulously elaborates on the structures of these castles, which can often feel elusive. With about 200 detailed illustrations, the book offers insights into architectural elements such as the internal structure of stone walls and the intricate mechanisms designed to prevent intrusions. These illustrations will bring the essence of these historic sites to life.

Addressing Common Curiosities

Owada, a director of the Japan Castle Association, has compiled the book by focusing on frequently asked questions he encounters during his guided tours. Questions such as, "Where is the ideal location for building a castle?" and "What determines the width of a moat?" are explored, making this guide a treasure trove for castle enthusiasts and newcomers alike. The insights shared in the book will illuminate the reasons behind the unique characteristics of each castle.

Perfect Timing for Lovers of Castle Culture

In a time where interest in castles is surging, this guide not only addresses the fundamental questions but also tackles complex inquiries such as, "Why are there black and white castles?" The author emphasizes that understanding why a castle exists in a specific location is the first step to truly enjoying the experience of exploring Japanese castles. The book is designed to address the beginner's dilemma of where to start learning. It covers everything from site selection to layout, from the mechanisms of stone walls and moats to the actualities of sieges and the lifestyle of people in castle towns.

A New Perspective on Historical Structures

This guide seeks to shift the perspective of readers from viewing castles merely as architectural structures to seeing them as narrative spaces. Each castle holds stories of how it was built, its usage, and the lives of the people who resided around it. By fostering this understanding, readers will greatly enhance their appreciation during future visits to these remarkable sites. The book concludes with a practical list of top castles in Japan, enabling readers to dive into castle exploration immediately after reading.

About the Author: Yasutsune Owada

Yasutsune Owada, a notable figure in Japanese medieval history, is a director at the Japan Castle Association. Born in 1972 in Tokyo, he abandoned his PhD at Kokugakuin University and currently teaches at Shizuoka Eiwa Gakuin University as well as Waseda University's Extension Center. His expertise spans the Sengoku period and the intricacies of castles, armor, and swords. He has authored multiple works, including “A Dictionary of Sengoku Battles” and “Guide to Japanese Castles”, and notably contributed to the historic documentation for NHK's 2023 Taiga drama “How to Succeed in the House of Ieyasu.”