Pentel Penbrush, Artline 0.2 , Artline 0.3, Kuretake Real brush and Ballpen for earlier drawings.
Majority using photo references from Pinterest.
Drawing from the basics.
A progress to building up drawing confidence on sketchbook within a month.
This does takes a big amount of time to complete each drawings based on my own strength.
Simplify the lines and control the amount of strokes is a challenge on portrait drawing.
Learnt a lot from this method of drawing that keep eyes and hands in a more discipline manner cause there's no UNDO button but only REDRAW.