Characters may also react with confusion. Vines fanfiction can sometimes be very strange or abstract, especially if it combines different elements in unexpected ways. So they might scratch their heads trying to understand what's going on. For example, if it has a mash - up of different genres and timelines, it can be quite bewildering.
Inosuke doesn't become a Hashira in the manga. The story progresses with him having other significant experiences and achievements instead of achieving that specific position.
It's hard to give an exact number. Different story arcs and battles led to the deaths of multiple hashira. Some died heroically, while others met their fate in unexpected ways. The count changes as the manga progresses.
Definitely not. Genya remains outside the ranks of Hashira throughout the manga. This is because of a combination of factors such as his skills, experiences, and the overall direction of the story.