Yuu Morikawa Books

Mr. Villain's Day Off 01

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One evil supervillain spends most of his time hatching nefarious plots to take over the world—but on his days off, nothing gets between him and the cute pandas he adores! This fresh, charming...

Mr. Villain's Day Off 02

By Yuu Morikawa

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One evil supervillain spends most of his time hatching nefarious plots to take over the world—but on his days off, nothing gets between him and the cute pandas he adores! This fresh, charming...

Mr. Villain's Day Off 03

By Yuu Morikawa

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One evil supervillain spends most of his time hatching nefarious plots to take over the world—but on his days off, nothing gets between him and the cute pandas he adores! This fresh, charming...

Mr. Villain's Day Off 04

By Yuu Morikawa

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One evil supervillain spends most of his time hatching nefarious plots to take over the world—but on his days off, nothing gets between him and the cute pandas he adores! This fresh, charming...

Mr. Villain's Day Off 05

By Yuu Morikawa

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One evil supervillain spends most of his time hatching nefarious plots to take over the world—but on his days off, nothing gets between him and the cute pandas he adores! This fresh, charming...

My Gemini

By Emma Schumacker, Yuu Morikawa

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Mr. Villain's Day Off 01

By Yuu Morikawa

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One evil supervillain spends most of his time hatching nefarious plots to take over the world—but on his days off, nothing gets between him and the cute pandas he adores! This fresh, charming...

Luciole Has a Dream Vol. 1

By Chiho Christie, Yuu Morikawa, Taylor Engel

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Mr. Villain's Day Off 06

By Yuu Morikawa

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One evil supervillain spends most of his time hatching nefarious plots to take over the world—but on his days off, nothing gets between him and the cute pandas he adores! This fresh, charming...

Mr. Villain's Day Off 02

By Yuu Morikawa

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One evil supervillain spends most of his time hatching nefarious plots to take over the world—but on his days off, nothing gets between him and the cute pandas he adores! This fresh, charming...

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.