brandUn DeShay is a rapper, producer, and director from the west side of Chicago, Illinois. brandUn DeShay has produced for artist such as Mac Miller, Sir Michael Rocks, SZA, Casey Veggies, Chance The Rapper, and more. He was a member of Los Angeles rap collective Odd Future, but left in 2010 due to falling out with Tyler, The Creator.

In 2011, he released his debut album All Day DeShay: AM, which was favored by fans and critics. After a four year hiatus, he released his long awaited sophomore album goldUn Child on November 19, 2015. As of June 2017, DeShay has released a total of eight projects: six mixtapes and three albums.

He now goes by Ace Hashimoto.