Satoshi Wagahara Books

The Devil Is a Part-Timer! High School!, Vol. 4 - manga

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The Devil King and the Hero clash in an epic battle--in high school? Maou and Emi's latest feud centers on the race for student council president. The day of the election has arrived, but what will...

The Devil Is a Part-Timer, Vol. 5 - manga

By Satoshi Wagahara

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"The Devil King sallies forth on his trusty steed (bicycle) to save his captured fast-food colleague! But stripped of his magic, is there any way he can triumph over the powerful foe he faces? The...

The Devil Is a Part-Timer, Vol. 7 - manga

By Satoshi Wagahara

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Maou (the Devil King) has a suspicion about the mysterious child Alas Ramus, a wee lass who he and Emi (the Hero) have wound up parenting. During a supremely awkward "family outing" to the amusemen...

The Devil Is a Part-Timer, Vol. 1 - light novel

By Satoshi Wagahara

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"Being soundly thrashed by the hero Emilia, the Devil King and his general beat a hasty retreat to a parallel universe... only to land smack in the middle of bustling, modern-day Tokyo! Lacking the...

The Devil Is a Part-Timer, Vol. 2 - light novel

By Satoshi Wagahara

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"Sadao Maou, the Devil King, has finally been promoted to store manager! And who should move next door to his fortress (actually a tiny studio apartment in a dingy walk-up) but a lovely kimono-wear...

The Devil Is a Part Timer Vol. 3 light novel

By Satoshi Wagahara

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The devil is a part timer

By Satoshi Wagahara

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With his beloved MgRonald closed for renovations, the Devil King's out of work! Worse, the apartment he shares at Villa Rosa Sasazuka has gotten damaged thanks to his fight with Gabriel, which mean...

The Devil Is a Part-Timer, Vol. 5 - light novel

By Satoshi Wagahara

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"With the repairs to his dingy one-bedroom apartment completed, Maou needs a new TV, so the Devil's going digital. The trouble is, Maou and Ashiya don't know the first thing about flat-screens, so...

The devil is a part timer

By Satoshi Wagahara

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"The fast-food joint that the Devil King calls his workplace has reopened, now with a hip café space upstairs--the perfect chance for the overlord of all demons to earn a few new certifications and...

The Devil Is a Part-Timer, Vol. 2 - manga

By Satoshi Wagahara

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"In the Sasazuka neighborhood of the Shibuya district of Tokyo, newly minted part-time burger-flipper and former Devil King Satan (now known as Sadao Maou) clashes with Lucifer, a fallen angel who...

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.