Antony Cummins Books

This illuminating study of martial arts techniques, philosophies, and lifestyles demystifies one of the most misunderstood figures in Japanese history—the ninja. A landmark c...

The Book of Ninja

By Antony Cummins

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This first complete translation of the Bansenshuka—the ‘bible’ of the ninja arts! Like The Art of War, the tenets of Japanese military strategy and tactics offer valuable lessons...

The Book of Samurai

By Antony Cummins

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The first installment in a multi-volume guide on the lost arts of the samurai—presented in the English language for the very first timeAntony Cummins and Yoshie Minami have brought the teachi...

The Lost Samurai School

By Antony Cummins Mieko Koizumi

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This stunning English translation of a medieval Japanese text is an illustrated martial arts manual and a historical account of the teachings of a samurai grandmaster Available for the first t...

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.