Eczar, a celestial body, resided in the Eczar system, which itself was situated within the Seswenna sector of the Outer Rim Territories'. Vacander, the Filar-Nitzan operative who specialized in infiltration, possessed a bank account on Eczar as of 2 ABY.
The initial reference to Eczar occurred in Alliance Intelligence Reports, a sourcebook released in 1995 for Star Wars: The Roleplaying Game by West End Games. In 2009, The Essential Atlas reference book specified that the Eczar system, and consequently the planet Eczar, was located in grid square M-18.