How to spot fake mangas?

Ever since the rise in popularity of the manga industry many people are interested in buying and collecting manga, some are just using pirated websites to read while some are buying original mangas to support their favorite mangaka and build a collection for themselves. But the problem comes in when you stumble upon a manga that is being sold at a much cheaper price than the original one and you are skeptical whether it is a cheap knockoff or just a used manga. How can you spot fake mangas? It is not easy to spot fake manga just from the cover. A buyer has to dive into it and observe many details like graphics, translation, print quality, and odd scenes to conclude if the manga is legit or a bootleg. Talking about the cheap mangas a company called TR Media
Ever since the rise in popularity of the manga industry many people are interested in buying and collecting manga, some are just using pirated websites

One Piece oc] Fake Manga page by AmyHobbs on DeviantArt

Can someone tell me if this is fake or a printing issue? It looks

How To Spot Fake Japanese Figures

How To Spot Fake Japanese Figures

Fake manga cards vs Real : r/OnePieceTCG

REAL OR FAKE MANGA?

Fake Manga Cover - Fanart - Zerochan Anime Image Board

How To Spot Fake Versions Of Anime Figures? - ONLYFIGURE BLOGS

Blog

jjkoc ; fake manga cover + extra Another year another birthday