As of now, there's no information about a season 8. Usually, the creators decide based on various factors like popularity and story development. Maybe we'll have to wait and see.
Yes, there was a light novel called " Is This a Zombie?" by a Korean author, Baekyeon Kyung. The novel, published in 2011, tells the story of the battle and conspiracy between an organization called the Living Dead Army and humans. The novel was also adapted into manga and animation.
The characters in zombie light novels usually develop unique skills or strategies to deal with the undead. For example, in some novels, characters learn martial arts or develop special weapons. Also, there's often a sense of community building as survivors come together. It's not just about fighting zombies but also about how people interact and support each other in such a harsh situation.
There might be. Sometimes dedicated fans create wikis to document all the details of a light novel series like this. You could check on popular wiki hosting sites or fan forums.
It depends. Sometimes, you can find fan translations that cover the entire light novel. But for an officially authorized and perfect translation, it's not always guaranteed.