This work by Pedro Dominguez Caballero de Rodas and Carmen Rio is licensed under CC BY-NC-SA 4.0

Watch Mark Crilley's explanation

Watch the video "How to Draw Manga. Head Shape and Facial Features", uploaded onto YouTube on 29/06/2009 by Mark Crilley.

In this video, the author explains how to draw head shapes and place the facial features in manga.

If you need to follow the script, you can find it here.