The keywords of coats for STRAIGHT type are
SIMPLE and STANDARD
STRAIGHT type looks stylish wearing on simple and standard coat. Simple I line silhouette is the best coat for them. Decorations like furs or gathers are not needed for their coat. As STRAIGHT type has thick torso, they look plump in thick cloth like down coat or sheepskin coat. They look the most beautiful in sharp or formal design coats.
Short coat ( hip bone length is better )
･Too thick cloth like down or sheepskin coat
･The coat with decorations like furs or gathers
･Not standard design coat
･A line or flared silhouette coat like princess coat