I have made several Bunka dolls.
Strictly speaking, they are not Bunka dolls.
Bunka doll is traditional thing.
There is the orthodox way on Bunka doll making.
Genuine Bunka doll's body is hard. Its clothes and bonnet are sewed to the body.
My Bunka dolls are soft. They are, as it were, enlarged "mini doll".
I use irregular method. I must not open it to the public.
You are free to make one in your own way.
Bunka doll has a characteristic face.
Whatever doll that has such features may be called Bunka doll (in broad sense).