Use stream of consciousness to answer the following. Context: The "Super Mario Bros. theme", officially known as the "Ground Theme" (地上 BGM, Chijō BGM, lit. "Aboveground BGM") or Overworld Theme, is a musical theme originally heard in the first stage of the 1985 Nintendo Entertainment System video game Super Mario Bros ... It was one of six themes composed for the game by Nintendo sound designer Koji Kondo, who found it to be the most difficult track to compose for it. The theme has a calypso rhythm and usually receives a corresponding orchestration in games whose sound synthesizers can imitate steel drums.\n\nQuestion: who made the super mario bros theme song?
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The relevant sentence in the passage is: It was one of six themes composed for the game by Nintendo sound designer Koji Kondo, who found it to be the most difficult track to compose for it. Final answer: Nintendo sound designer Koji Kondo.
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