Koji Takahashi is an art director at Nintendo, formerly in the EAD Division. He is mostly known for his design work in the Animal Crossing and The Legend of Zelda franchises.
Takahashi's first work was The Legend of Zelda: The Wind Waker, where he designed various characters. After this, he reprised that role on Animal Crossing: Wild World and Phantom Hourglass.
He became the design director of Wii Music, and later carried on the same role on most entries of the Animal Crossing and The Legend of Zelda series, mostly on their Nintendo 3DS entries, as well as Animal Crossing: New Horizons.
Animal Crossing: New Leaf Concept Art.