Human. Tian descent, scruffy-looking, seems to have had a hard life. Clearly eager to get to Sargava. A bit aloof, but polite.
This man has a well-made (not apparently magical, but finely crafted) katana as a prized possession. He is quiet, but very capable and has been instrumental in getting the other castaways motivated and a campsite set up – he very likely has some adventuring background of his own. He made an offer of a treasure map from his collection which seemed to fit this island we’re on – it turned out to be accurate, and he was happily cut in for a quarter (400 gold) of the cash profits.