Tatsuma Sakamoto

Tatsuma Sakamoto from "Gintama" is a former member of the Joi known for his good-natured and overly optimistic demeanor, even in dangerous situations. His favorite phrase is "AHAHA! It must be _____." Despite his goofy nature, Sakamoto is a successful businessman in the galaxy, believing that business is a way to protect his country. He is also skilled with a pistol and speaks in Tosa-ben, much like his historical counterpart Sakamoto Ryoma.