manga is the comic book and anime is the actual animated content(learn more about the differences here). For artists looking to learn the style there is no major difference.

Manga characters have very unique features unlike any other cartoon. 

The eyes and head are enlarged, the facial features are simplified, and the backgrounds are often highly detailed.

1. Brainstorm Your Character and Build a Concept for Their Pose. ... 

2. Sketch a Wireframe. ... 

3. Correct Proportions. ... 

4. Outline the Shapes to Create a Skin Layer. ... 

5. Draw Facial Proportions. ... 

6. Add Clothing, Decoration, and Hair. ... 

7. Tidy Your Outlines and Ink Your Drawing. ... 

8. Refine Shading and Color.

https://smartartbox.com/blogs/smart-art-blog/9-steps-how-to-draw-a-manga-character-like-a-pro