The only source I could find for this image was Dengeki, which put a nasty watermark on it. Though I suppose being able to read Japanese would help in finding it...
MacGuffin said: I kind of doubt a flight suit would ever fit that well on someone.
Just pretend it's G-Gundam. :P On a serious note though, since there was never a full NA release of Ace Combat 3...I wonder if the COFFIN System uses a skin suit.