Epsilon Ashanti III was the inhabited third planet in its star system. This planet was located somewhere in the Alpha or Beta Quadrant.
In 2367, the USS Thomas Paine was on a diplomatic mission to Epsilon Ashanti III. The planet was mentioned in the chart "Starfleet Operations – Sectors 21166-23079" that was on display in the bridge of the USS Enterprise-D. (TNG: "Brothers" okudagram)
In 2369, the Thomas Paine was on a diplomatic mission to Epsilon Ashanti III. The ship was named on the chart "Starfleet Operations-Sectors 21538-23079" in the Enterprise-D observation lounge. (TNG: "Chain Of Command, Part I" okudagram)
This planet was only mentioned in writing.