Garp is a Vice Admiral of the Navy also known as The Hero of Marines. He's a kind-hearted, combative, a little impatient and a funny person. Sengoku is his best friend. He also likes rice crackers and tea. Garp is a good grandpa of both Luffy and Ace, also a good teacher of Coby to help him become the greatest marine (his successor). A few more descriptions about Sengoku. Sengoku is a person who follows the rules, is a steadfast person. But he is Garp's best friend so he's also a funny person.