A great manga story often combines elements like unexpected twists, well-paced storytelling, and beautiful art. It should have characters that grow and change over time, and a plot that keeps you guessing and wanting more.
The initial step in creating a manga is to determine the genre and theme. Decide if it's going to be action, romance, fantasy, or something else. Then, start fleshing out the basic story framework within that genre.
First, you need to have a clear story idea. Think about what kind of characters and plot you want to create. Then, start sketching out your characters and rough storyboard.
I haven't heard any news about Hajime Isayama creating another manga. Usually, such announcements would come through official channels or reliable sources, and there haven't been any of those yet.
Well, the second step often involves sketching out the storyboard. This helps to visualize the flow of the scenes and plan the composition of each panel.