It's a free RPG game at browser, based on the hotest Japanese manga. It has the lastest RPG gameplay, magic game sence and the many different challenge!
Here few links for more details:
The game URL: http://op2.joygames.me/
The gameplay of the game: https://www.youtube.com/watch?v=70aX2eMXBl0
The game WIKIA: http://onepiece2-pirateking.wikia.com/