A Lumiose City Stage has been confirmed to be included in the upcoming Super Smash Bros for the Nintendo 3DS. Masahiro Sakurai (桜井政博), Director of the game, posted more screenshots of the stage on Miiverse and its shows that the time of day changes throughout the level.
Source:
https://miiverse.nintendo.net/posts/AYMHAAACAAAYUKlO86xLxA