The RGM-89De Jegan [ECOAS Type] (aka Jegan "Four Eyes") is a special operations mobile suit based on the RGM-89D Jegan for use by ECOAS. It first appeared in the OVA series Mobile Suit Gundam Unicorn.

The RGM-89De Jegan [ECOAS Type] is a special version of the RGM-89D Jegan D Type used by the Earth Federation's special task group ECOAS, and are deployed in ECOAS missions that are expected to involve direct combat with mobile suits. It has a special visor and extra chest armor for increased survivability. The ECOAS Type features the same armaments as the normal Jegan, consisting of a beam saber, a beam rifle, a three slot hand grenade rack, and a shield that has two two-tube missile launchers built in. It could also be outfitted with a bazooka for increased firepower and custom units with different weaponry also exist.