Yes, Square Enix will make Kingdom Hearts HD 2.5 Remix and the compilation isn’t too far away. Revealed on the PlayStation Blog, Kingdom Hearts 2.5 HD Remix is slated for 2014 on PlayStation 3.
Kingdom Hearts HD 2.5 Remix covers three games—Kingdom Hearts II Final Mix and Kingdom Hearts: Birth By Sleep Final Mix, both of which are playable. Finally, HD remastered cinematics from Kingdom Hearts Re:coded are included as well.
Kingdom Hearts II Final Mix has story scenes, extra battles with Organization XIII, and a playable fight with Sora vs. Roxas. Kingdom Hearts: Birth By Sleep Final Mix has all of the additions from the international version plus a Rhythm Mixer command style, a D-link with Pete, and more bosses like a fight inside Monstro.