Aaah, where would Japan be without random completely gold-chrome plated limited lucky draw Transformers, eh?
http://tf.takaratomy.co.jp/toy/event...6/post-45.html

You need to purchase an LA01 Battle Command Optimus Prime and send in the bar code with your details. There will be 30 winners drawn, only the first 10 can win Prize A (the Gold Classic Optimus Prime), the other 20 runner ups will win Prize B (AoE TF lucky dip). Competition runs from 19th~31st July, and prizes will only be shipped to Japanese residential addresses.