It has Hand Painted Japan on the bottom of each and they all have the old age blemishes like tiny craters ...no chips that I can see.....they are very old and in very nice condition. Sorry I do not know what a flea bite is
I thjnk they are...it doesn't say on the plate and I'm not really knowledgeable when it comes to flowers but they were my mothers favorite so I'm pretty sure they are.