We here at FFExodus acknowledge that the Final Fantasy series is trademarked and owned by Square. This includes any and all character images and information and we do not claim any credit for them.
All the images and characters for Final Fantasy X-2 are owned and copyrighed by Square-Enix.
And finally, Kingdom Hearts is a joint venture between Square and Disney Interactive. Those two companies are holding titles and copyrights to the characters and images in Kingdom Hearts.