"Hearts of Trinity" is another new MMORPG from Japan and is developed by RoC works. The game is actually a sequel to "Deco Online Frontier" some game mechanics will include 3 factions and PVP battles which support 150 characters.
The combat system is based on skills and how you combine them with your weapon to create combos. A few more revealed features are the crafting and gathering system.
The game has 7 playable races tho much cannot be revealed yet since this game is still in close beta in Japan if you know how to read and talk Japanese you can visit their home page here:http://trinity.gameleon.jp/teaser/