To do your panels, there is just one prerequisite: high quality paper! Pencil drawing, inking, correcting and adding screens… it needs to be sturdy enough to take all the punishment.
Grammage is the weight of a square metre in grammes (g/m²) of paper. To draw your mangas, make sure to use high grammage paper, that is, paper that is at least 120 g/m².
Fine grain paper has the advantage of working with every drawing technique (pen, felt-tip, pencil) used for manga. Also, screens adhere to it well.
Did we lose you? This alphabet soup describes the traditional paper formats.
Before getting started, make sure to draw the margins defining the drawing area. Some kinds of paper are labeled "With layout" and already have graduated margins. They are blue light so they don't show when printing!