Toshiki Okada Books

Miren no yurei to kaibutsu Zaha Tsuruga

By Toshiki Okada

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Uri ege horaktoen t ukpyorhan sigan ui kkut

By Toshiki Okada

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The End of the Moment We Had

By Toshiki Okada

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Two brilliant, multi-layered stories from the winner of the Kenzaburo Oe Prize: part of our Japanese novella series, showcasing the best contemporary Japanese writing.On the eve of the Iraq War, a...

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.