Daisuke Midori (翠だいすけ Midori Daisuke?) is a double-agent working for the Omega Order and North Korea. He was a longtime friend of Michiru Murasaki. After Michiru was fired from the Kyoto police force, he introduced her to the Kusanagi ninja clan. However, he betrayed her on a mission in 1982, leaving her to be rescued days later by Alec Langley. He later fought with Michiru at the Nijō Castle, but was vanquished.