Square Enix have published a summary of the awards that their games were nominated for, and won, at E3 2012. Kingdom Hearts 3D [Dream Drop Distance] appears on this list, and is said to have been nominated for 13 awards, winning 4 of them, including Nintendo Power’s "Most Valuable Game Award". The full quote can be seen below.

Kingdom Hearts® 3D [Dream Drop Distance] (SQUARE ENIX): Celebrating the franchise’s 10th anniversary, Kingdom Hearts 3D [Dream Drop Distance] features a spectacular story that promises to be a fun backdrop to the colorful cast of Disney characters making their 3D debut on a handheld title. Pulling in 13 nominations including a Game Critics Award (Best Role Playing Game) and winning four awards including Nintendo Power’s Most Valuable Game Award.