Begin by observing real-life objects and people to enhance your perception. Learn about perspective and composition. Additionally, look at popular manga for inspiration and try to replicate the styles you like to develop your own unique touch.
To start manga drawing, start with simple characters and practice their proportions. Get familiar with different expressions and poses. Also, invest in good drawing tools and keep practicing regularly to improve your skills.
First, you need to master basic drawing skills like sketching and shading. Then, study the styles and techniques of different manga artists. Also, have a clear idea of the story or concept you want to portray.