Atsushi Okubo Books

B. Ichi

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"Most humans use only a small percentage of their brainpower, but a certain group of people called "dokeshi" can use a greater percentage to unleash special powers, given one condition... For dokes...

Fire Force 1

By Atsushi Ohkubo

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The fiery action manga that inspired the brand-new anime, from the creator of Soul Eater!FIRE WALK WITH METhe city of Tokyo is plagued by a deadly phenomenon: spontaneous human combustion! Luckily,...

Fire Force 2

By Atsushi Ohkubo

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The fiery action manga that inspired the brand-new anime, from the creator of Soul Eater!HERO OR DEVIL? What started as a simple contest has turned into a life or death struggle! A mysterious...

Fire Force 4

By Atsushi Ohkubo

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The fiery action manga that inspired the brand-new anime, from the creator of Soul Eater!FIRE BUGS  Shinra has discovered that someone is using a bug to turn people into Infernals. He's narrow...

Fire Force 5

By Atsushi Ohkubo

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The fiery action manga that inspired the brand-new anime, from the creator of Soul Eater!SPARKS OF TRUTH Shinra has learned that his brother is not only alive, he's working for the enemy! Will...

Fire Force 6

By Atsushi Ohkubo

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The fiery action manga that inspired the brand-new anime, from the creator of Soul Eater! THE FLOWERS OF EDO   Company 8 has come to Asakusa to investigate the Evangelist, but Company 7's capt...

Fire Force 7

By Atsushi Ohkubo

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The fiery action manga that inspired the brand-new anime, from the creator of Soul Eater!The city of Tokyo is in the grip of a reign of terror! Possessed by demons, people have begun to burst into...

Fire Force 9

By Atsushi Ohkubo

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A new action fantasy set in a steampunk Tokyo from the creator of the smash hit Soul Eater!INTO THE ABYSSWith the help of their new scientist Viktor Licht, Company 8 has tracked the Evangelist's mi...

Fire Force 10

By Atsushi Ohkubo

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A new action fantasy set in a steampunk Tokyo from the creator of the smash hit Soul Eater!HIS BROTHER'S KEEPERShinra has found Shō at last, and he's eager to rescue him from the clutches of t...

Fire Force 11

By Atsushi Ohkubo

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A new action fantasy set in a steampunk Tokyo from the creator of the smash hit Soul Eater!THE FIRES OF REVELATIONAfter receiving a near-fatal injury from his brother Shō, Shinra's life is sav...

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.