Truly one of those fads that bogle the mind (or bagel the head)....cannot see how they would be considered attractive, but hey, to each their own.
As for JApanese 'tuperware' bras...something like this?
http://www.calgaryherald.com/story_p...24505&sponsor=
http://uk.reuters.com/article/2010/0...64C0KC20100513