I'm not sure if 'the senpai a seinfeld visual novel' is popular. Since I haven't heard much about it, it may not be widely known or it could be a relatively new release that hasn't gained a large following yet.
It could be about the relationship between the protagonist and their senpai. Maybe it involves the daily interactions, the growth of their bond, and some emotional experiences like friendship or a budding romance.
Well, when referring to a manga writer, the term sensei is commonly used. It conveys respect and recognition of their professional status. Senpai is not the usual way to address them in this field.
Yes, the Bunny Girl Senpai manga is over. It concluded with a set of events that brought the various story arcs to a satisfying conclusion. Despite the end, it remains a beloved series for many manga enthusiasts.