What Is This? [NSFW]

Seriously, what the? I think you can guess, so the new question becomes: why? I mean, how would you even use it? Heads up: this is one gadget that's not exactly safe for work.

Leave it to the Japanese to dream up new and inventive ways to go blind. I photographed this bad boy on my recent trip to Akihabara: Tokyo's gadget haven that's also stacked with manga, porn, and maid caf├ęs. Happy Friday.