Kintoki Sakata is a fictional character from the anime series Gintama. He is introduced as an alternate protagonist who replaces the series' main character, Gintoki Sakata, in a storyline that explores themes of identity and individuality. Kintoki appears perfect in every way, overshadowing Gintoki with his charm and competence. However, his perfection is shown to be a facade created by an invention to manipulate memories. His presence challenges the bonds and dynamics within the Yorozuya, ultimately highlighting the unique and irreplaceable nature of Gintoki's character and influence.