I'm not sure exactly as I haven't read it. But generally, a light novel often involves a unique story, perhaps in this one it could be about a vampire (kyuuketsuki) and their daily life including an afternoon nap (ohirune).
Some local libraries that have a good collection of international or Japanese literature might also have it. You can also search in some anime or manga - related forums. Sometimes fans share information about where to find rare or not - so - popular light novels like this one.
Yes, you can check some popular fan translation websites. However, make sure to respect the rights of the original work. Some official translations might also be available in bookstores or e - book platforms.
Sure. 'hikikomari kyuuketsuki no monmon light novel' is likely a unique light novel. However, without more specific information, it's hard to give a very detailed account. It might be about a hikikomori (a reclusive person) and a vampire (kyuuketsuki), but this is just speculation based on the title.
Online platforms are a good place to look. Some popular e - book platforms may have it available for purchase or even for free in some cases. Additionally, some anime - related websites might also have information on where to obtain this light novel.
I'm not entirely sure as it could be various things. It might be a visual novel that involves vampires (kyuuketsuki means vampire in Japanese). It could be about vampire characters' stories, their relationships, and the world they live in within the context of a visual novel format.
The Mushoku Tensei light novel is over. It completed its run, leaving fans with a complete and immersive story. However, there might be spin-offs or related works in the future.