- Augmented Reality
- Giant Robots
- Yahoo Japan
Interestingly enough the application is both image-recognition based and GPS/compass based. It will show the mecha when the iPhone camera will be directed at the (real) 18-meter tall Gundam statue in Shizuoka, Japan, and when the camera is pointed at a special marker.
For more details check out Anime News Network. Via Development Memo for Ourselves.