Marvel has recently announced that they, in conjunction with Animax, will be releasing a brand new X-Men Anime. That's anime, not animation because it will be stylized more in line with Japanese animation rather than a Western aesthetic like previous X-Men cartoons.
Also, can I just comment on how bad ass Cyclops and Hisako look? If the costumes are indicative of the series to come, it would seem that the story will be following some of the key story elements from Astonishing X-Men, which is fine by me considering Astonishing--both Whedon's and Ellis's--has been a phenomenal series with great story moments.
And in case the costume poster isn't enough to whet your appetite here's the teaser trailer Marvel posted up a few weeks ago: