Nishio is a city located on the large Luthien island of Nagoya, south of the planet's equator, in the midst of the Seiyo Sea. Nishio's population, including the surrounding area, is less than one million.
- Jihad Turning Points: Luthien, pp. 3-4, "Atlas"
- Jihad Turning Points: Luthien, p. 18, "Hex map"