Well, a light novel is a Japanese - originated literary work. It's different from traditional novels in some ways. For one, the length might be shorter compared to a full - fledged novel. The illustrations play an important role as they enhance the reading experience. Also, light novels are very much in tune with the trends in youth culture. They can quickly adapt to new concepts like isekai (a different world) in the case of fantasy - themed light novels, which has become extremely popular in recent years. And as mentioned before, they are a great source for anime and manga creation, as the stories are often rich in imagination and character development.
Well, a caricature of hell as bureaucracy suggests that the concept of hell is presented as a place where complex and obstructive administrative processes exist. It might be seen as a commentary on the frustrations of bureaucracy in our own lives, taken to an extreme in this fictional representation of the afterlife.