Agustus

Agustus is found once you get out of the cave of the Eastern Lands cave. He helps you to get peace with the charters and RBI. After the quest, once Ak-Haranu dies, Agustus will than let you travel to the Eastern Lands.

Trivia

 * He looks a lot like Soulcalibur's Arthur who is also a samurai, as well as having an eye patch.