Yamasa Mobage Promotion‏

Yamasa is a major soy sauce and functional food producer. Their current promotion requires reading a QR code with a cell phone in order to receive a virtual plot of land where you can grow some rewards (Yamasa products). The virtual space requires creating an account with Mobage the mobile device game company. 

http://yamasared.jp/sns/lp/mbga120327

Photo is a web capture for explanatory purposes, copyright belongs to the company.