If you want to learn how to draw the generic, basic Manga body, then this drawing tutorial will guide you thru that process. It will show you how to draw a man and a woman in a battle pose. Have fun!
Drawing Male and Female Manga Bodies Tutorial
Step 1 : A Male Manga / Anime Figure in Action.
Having a well-established skeletal structure can eliminate difficulty in posing the character. Always start your drawing as a stick figure.
Add mass to the skeleton. Do not worry about major details yet. Just focus on the body structure.