Well, it depends on how you interpret the story. But in the end, there are clear signs that Chizuru and Kazuya end up together. Their interactions and feelings for each other build up throughout the manga.
Hard to say for sure. Their relationship has its ups and downs, and her feelings for Kazuya aren't straightforward. It depends on how you interpret different scenes and interactions.
This book was called "The Soul Envoy of Tokyo." The characters in the book included the protagonist, Sakurai Akira, the supporting actress, Sakurai Chizuru, the supporting actress, Hanrai, the shrine shrine This book can be read on Qidian Chinese website.
"Tokyo Soul Messenger" by Dongling Yexue. It is a light novel/original fantasy novel. It has been completed and can be enjoyed without worry.
[User recommendation: Soul travel to Tokyo, become the Soul Envoy of the Underworld, Sakurai Ming not only extradits vengeful spirits but also-]
Study hard, practice swordsmanship, and get along well with Sister Vampire…
However, things always backfired.
(Supernatural + Everyday).
I hope you will like this book.
Yes, in many fanfictions they do get together. Fans often explore their relationship beyond the platonic one shown in the show and develop romantic storylines for them.