Dragon Hunter
From Tokyopop: Welcome to Kaya, the world where the dragons form the lives of people. Some people, hunters, earn a living, killing them. Others, shamans manage them. Sir-Chong-Hunter with a Dragon Curse, the condition that gives him an incredible strength and endurance, but slowly kills him. Mercenary, he cares only about money. But when he confuses in intrigues around those who hire hunters, he discovers that he fights for a more noble thing than everything he could imagine. Of course, if you are lucky, you can also go out with a profit and medicine from your curse ...