Well, without more information about this 'sayonara novel', it's hard to say precisely. It could be a coming - of - age story where the main character has to say goodbye to their childhood innocence or a group of friends. It might also be a love story where two lovers part ways and the novel explores the pain and growth that follows this separation.
Sayonara fanfic could refer to fan - created fictional works that are related to the concept of 'sayonara' which means goodbye in Japanese. It might be fanfictions that deal with themes of parting, endings, or characters saying goodbye in a particular fictional universe.
Well, in 'isekai wa smartphone totomoni novel', it might revolve around a character who enters an isekai. Since the title mentions a smartphone, perhaps it's a unique element in that world. The story could show how the smartphone gives the main character an edge over others in this new and strange world, for example, by having apps that can translate the strange languages there.
Most likely not. Abuse in any form is an unethical and often disturbing concept. In fanfiction, it can distort the original intention of the source material and create an uncomfortable reading experience for those who come across it.
Sorry, I don't have the exact list of Gulshan Nanda's novels at hand. But you could ask in a local bookstore or a literature forum where enthusiasts might be able to help.
Well, 'isekai wa smartphone totomoni' in light novels might refer to a particular genre mash - up. Isekai is a very popular genre where characters are sent to another world. The addition of 'smartphone' implies that the smartphone is an important element in the story. It could be used for various things like communication in the new world, or having special powers or functions that help the protagonist survive and thrive in the isekai setting.
I'm not sure specifically as I haven't read the novel in detail. But it's likely that the main character is the one who gets transported to the isekai world with the smartphone.
I'm not entirely sure as 'abuse' in fanfiction is a concerning topic. It could potentially be a fan - created story that involves some form of mistreatment in the context of the 'boku no dake' (which might refer to a particular series or character). However, such content often goes against positive and healthy storytelling.
I'm not sure of specific'sayonara fanfic' examples off - hand. But it could be like a Harry Potter fanfic where a character decides to leave Hogwarts for good and there are a lot of emotional goodbyes with friends and professors. It would be a story centered around that parting moment.