Recommended weight : 0.6

Minimal Keywords for the The Great Wave off Kanagawa pattern :

white pattern, loose sleeves, (short/long) sleeves

Keywords for the Original Dress Outfit:

white pattern, loose sleeves, bare shoulders, short sleeves, off-shoulder dress,

different colors of outfit work very well with "(colors) Dress".

Optional keywords that add elements on full-body:

partially see-through,high heels

For the the "shirt + pants" alternative, try to add 'pants' like this :

white pattern, loose sleeves, bare shoulders, short sleeves, off-shoulder dress, pants

Also the this model work great on :

Back view,From behind

Because it's train on real photography, if you want a anime style put in negative :

Realistic,3D 

Suggested negative prompt IF things don't seems to work properly:

Simple background, white background, black background