You

"You will choose to be a hero or heroine in Pokémon Sun and Pokémon Moon, and you can name yourself whatever you'd like. The story begins right after your character has moved to the Alola region. No sooner have you arrived than your adventures begin to unfold, and you'll meet many people and Pokémon as you grow and learn."

"You can choose your gender and how you look!"

(pokemon-sunmoon.com) The hero (left) wears a blue striped shirt, with a white circle on the first blue stripe. The hero has a white Pokéball design on his black cap. He also has blue and teal shoes, and red and black shorts. The hero carries a backpack, and wears a mysterious bracelet which we are yet to know the ability of.

The heroine (right) wears a pale yellow top, with pink and yellow fruit designs. The heroine has a white Pokéball design on her red hat. She also has red, black, and yellow shoes, with teal shorts. The heroine carries a polka-dot messengers bag, and wears a mysterious bracelet which we are yet to know the ability of.