Coolkyousinnjya Books

Miss Kobayashi's Dragon Maid Vol. 2

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A comedic tale of a young woman’s relationship with a magical transforming dragon maid! Miss Kobayashi’s Dragon Maid is a delightful, ongoing comedy manga series about a young lady who...

Miss Kobayashi's Dragon Maid Vol. 3

By Coolkyousinnjya

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For fans of Nichijou and Monster Musume comes a comedic tale of a young woman's relationship with a magical transformation dragon maid--now with an anime adaptation! Miss Kobayashi’s Drago...

Miss Kobayashi's Dragon Maid Vol. 4

By Coolkyousinnjya

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A comedic tale of a young woman’s relationship with a magical transforming dragon maid—now with an anime adaptation! Miss Kobayashi is your average office worker who lives a boring lif...

Miss Kobayashi's Dragon Maid Vol. 5

By Coolkyousinnjya

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The Kobayashi house hold is peaceful once again, and Tohru has happily returned to an “ordinary” life. Whether patrolling the neighborhood for suspicious characters or taking on a part-...

Miss Kobayashi's Dragon Maid: Kanna's Daily Life Vol. 1

By Coolkyousinnjya Illustrated By Mitsuhiro Kimura

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The brand-new Miss Kobayashi’s Dragon Maid spin-off series starring the fan favorite dragon, Kanna! After leaving her otherworldly home in search of her fellow dragon, Tohru, young Kanna fou...

Miss Kobayashi's Dragon Maid Vol. 6

By Coolkyousinnjya

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MAIDS AS FAR AS THE EYE CAN SEE! Long before the dragon maid Tohru came into her life, Kobayashi had been a big fan of maids. Now, Kobayashi gets a chance to step into her fantasy when Tohru organ...

Miss Kobayashi's Dragon Maid: Kanna's Daily Life Vol. 2

By Coolkyousinnjya Illustrated By Mitsuhiro Kimura

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DRAGON MAID KANNA?! The human world can get pretty weird when you’re a dragon in disguise! In her wacky explorations Kanna tries on makeup, deals with thugs, and even takes a shot at being a...

Mononoke Sharing Vol. 2

By Coolkyousinnjya

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“Last time on Mononoke Sharing... THE FREAKIN’ HOUSE BLEW UP!” Normal human Yuta was finally, finally getting used to being roommates with a menagerie of top-heavy monsters&#8211...

Miss Kobayashi's Dragon Maid Vol. 7

By Coolkyousinnjya

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LOST! It’s time for a camping trip! Everyone’s looking forward to spending a little time outdoors—until disaster strikes, that is. What will Elma do when she loses the youngsters...

Ojojojo Omnibus 1-2

By Coolkyousinnjya

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A comedy about two high school weirdos who find each other, from the creator of Miss Kobayashi’s Dragon Maid! There’s rich girls, and then there’s Haru–an ultra-rich heires...

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.