Advise to japan!!!from me!!!?

hey you know instead of building lots of not really needed robots why dot you guys try and invent something to remove hair for good and that isnt painfull and belive me you guys will be getting plenty of income from australian girls alot of us have hair on our arms legs unwanted faciel hair if some of you guys could invent something that can get rid of it for good without pain you would become a multi billion air coz all of you aregood at inventing stuff