Are they going to get bombed with the pennies?
I think it can only do good for Japan's incredibly high child rape rate compared to other civilized nations, but yeah, US fanboy fuck pedos are going to have a cow. The Japanese themselves probably won't care as much, once you get them to understand this entails more than just putting a tiny black bar over the glans of the minor.
Perhaps next the could tackle the child sex trade in SE Asia? It would be nice to see someone step up to the plate with that.