Duffi y Charles

Duffi: Mr Duffi has dark brown hair and a thick moustache. He wears a light blue shirt, mauve overalls and a tan cap.
Mr. Duffi is the boss of the mine and a highly respected leader among the villagers. Although he is Pazu's boss, Mr. Duffi also takes care of the orphaned boy, as does his wife. When Pazu befriends Sheeta, Mr. Duffi also protects her and faces the air pirates on her behalf.
Mr. Duffi is proud of his incredible strength. When he faces pirates, he and Charles compete to see who is stronger. Charles flexes his chest and arm muscles until his shirt rips into pieces. However, Mr. Duffi is even stronger than Charles, and when he flexes, he is bigger and rips his shirt even further apart. What it took to have a boxing match.
After the destruction of Laputa, it is unknown if he and his wife have heard that Pazu has retired from being a miner as he will never return to Slag Ravine, meaning Sheeta will return to Gondoa Valley with him, which surprises them.
Build: Very muscular, with a broad and well-defined torso. Arms: Extremely large and muscular, highlighting physical strength. Face: He has a prominent mustache and a determined expression, with a strong jaw. Clothing: He wears a blue t-shirt and miner's clothing, and a hat that gives him a tough appearance.

Charles: Charles has dark eyes and light brown hair with a very bushy beard and mustache. Like the rest of the boys in the gang, Charles almost always wears a brown shirt with pink pants, a belt, a red hood, and brown laceless shoes.
Build: He is also very muscular and broad-shouldered. Arms: Voluminous and well-defined, indicating great strength. Face: Thick beard and defiant expression, with thick eyebrows and a serious countenance. Clothing: He wears an elegant white suit with a yellow bow, which contrasts with his robust appearance.