Yishan Studios Books

Yaoi Hentai Volume 2

By Yishan Studios, Studio Kosaru, Moon Yen, Yamila Abraham

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Yaoi Hentai is back with a whole new volume of romantic yaoi smut. All new artists bring you four hot stories of hardcore guy on guy loving. First, an Elizabethan dandy is cursed to be the love sla...

Yaoi Hentai Volume 3

By Yishan Studios, Studio Kosaru, Yamila Abraham, Laila Reimoz

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In Vol. 3 of the ultra popular, kinky, sex-full Yaoi Hentai you’ll see tentacle monster Trach nailing an unsuspecting bus rider, a poor bishonen with his wiener caught in a fence hole and the perv...

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.