Riichiro Inagaki Books

Sena must play backup quarterback for the Devil Bats after Hiruma is sidelined, while Kurita struggles to snap out of his funk in order to protect Sena from the vicious Rikiya Gao.

Eyeshield 21

By Riichiro Inagaki

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With only minutes remaining in the game, the Devil Bats get some backup from the revitalized Kurita and the small but mighty Komusubi, who together may be able to hold off Hakushu's monstrous quart...

Eyeshield 21

By Riichiro Inagaki

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"Christmas Bowl In preparation for their match against the strongest football team in Japan, the Deimon Devil Bats partner up with a host of star players from their previous matches in the hope of...

Eyeshield 21

By Riichiro Inagaki

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"Teikoku High School wastes no time in scoring against the Devil Bats again. Takeru Yamato-the real Eyeshield 21-shakes Sena off, but not without having to use his full strength, even though he sai...

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.