In a post on Miiverse, Eiji Aonuma has stated that Majora’s Mask 3D has been in development since 2011, right after Ocarina of Time 3D was finished. While Nintendo wanted to reveal the title sooner, they were waiting until the time was finally right to unveil it. Aonuma assured fans that Nintendo has made the gameplay smoother, though without taking away the uniqueness of the world that Majora’s Mask has to offer. He also revealed that he would talk about what has been changed in the game as soon as the release date inches closer, so stay tuned!
Aonuma says that Majora’s Mask has been in development since 2011