Create an authentic candid daily-life photograph in a vertical portrait frame, a medium-full shot from a low ground-level angle of {argument name="subject" default="a young Japanese woman in her early 20s"} sitting alone on lush grass in a quiet city park during an overcast afternoon. She has naturally straight, fine {argument name="hair color" default="black hair"} falling just past her shoulders with a loose center part and a few wind-displaced strands; her face is completely obscured by a centered opaque rectangular {argument name="privacy block color" default="warm brown"} privacy block. S