according to A speculative doctorine etymology `Ajam comes from the first name of the ancient Persian king, Jamshid, The etymology would have "Ajam" as an arabized version of the kings name 'Jam' rooted in Sanskrit" Jam" or Yami,(Sanskrit: यमी) is the first woman, along with her twin brother Yama.
Hatsune Miku - Mugen no Yami-echo of the past (2009), Vocaloid cover with a video clip featuring Clamp illustrations, original song by haru*nya and composed by Shinji Hosoe.