Nobuko Oka Books

Koguma no Magu no natsuyasumi
Koguma no Magu no natsuyasumi

By Nobuko Oka

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10 pun de yomeru ohanashi
10 pun de yomeru ohanashi

By Nobuko Oka

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10 pun de yomeru meisaku
Ida-chan no hana
Ida-chan no hana

By Nobuko Oka

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Little Ida discovers the reason her flowers look so tired in the morning when they were so pretty the evening before.

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Related Articles from our Blog

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.

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