It's hard to say for sure. Sometimes Mangabb might remove manga if they receive complaints or if the content is no longer available from the original source.
I think sometimes it does. They might do that for various reasons like copyright or space issues.
I think it could be due to a variety of reasons. Maybe the manga wasn't getting enough views or there were legal complications. It's hard to say for sure without official info from Crunchyroll.
Well, one way is to scan the manga page and then use specialized graphic design software. For example, GIMP offers tools that allow you to select and erase the text. But it takes some practice to do it neatly.
You can use image editing software like Adobe Photoshop. Select the text area and then use tools like the clone stamp or healing brush to fill in the space.
I'm not sure. I haven't heard anything definite about it.
I'd suggest using some cooking oil. Put a tiny amount on a tissue and rub it over the residue. Let it sit for a bit, then wipe it clean. Another option is to use white vinegar. Soak a cloth in it and dab at the residue. But always test these methods on a small, inconspicuous area first to make sure they don't harm the manga.
The meaning of removing the ground as an altar was to level the ground and build earth into an altar for the ceremony. This was an ancient ritual to show respect and courtesy to the gods or important figures.
Not really. Pressing might help a little, but it usually doesn't completely get rid of all the wrinkles.
No, he doesn't. The shrapnel remains a constant threat in the comic storyline.
In general, if you delete a story, it will be removed from highlights. This is a common practice to keep the highlights updated and relevant.