David Takemura was a Human Starfleet officer in the latter half of the 24th century.
In 2364, he held the rank of lieutenant commander. On stardate 41547.8, a list of names, including his, were sent to the USS Matte Fringe by Admiral Daniel Curry of Starfleet Mission Operations Division. The individuals on this list had received security clearances for a project involving this Federation starship. (TNG: "Conspiracy", okudagram)
In 2372, he was a member of the Tactial Ops staff who worked on the USS Valiant. He was listed on the ship's dedication plaque. (DS9: "Valiant", dedication plaque).
This character was named after visual effects supervisor David Takemura.