First, define clear goals for the character's growth during the training. Then, introduce challenges and obstacles that make the training difficult but achievable. Also, show the character's progress and setbacks to keep the readers engaged.
Well, it could be about a lot of things. Maybe it focuses on the intense and specialized training that arc troopers in the Clone Wars go through. It might detail their combat skills training, like how they master different weapons and battle tactics.
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.