EARTH DEFENSE FORCE: IRON RAIN is coming to Windows PCs on October 15th, offering the newest installment in this frenetic third-person shooter series (thanks DSOGaming). The game now has a Steam Listing showing reasonable system requirements. Here's a description of what to expect:

Save the world without hope.
Year 2040. An action TPS where you will become one of the EDF soldiers and fight against the invaders from outer space which ruined the world. In the world settings which differs from the original "EARTH DEFENSE FORCE" series, more than 50 missions in five difficulties await for your challenge.

• 50+ Missions in Five Difficulties
  The furious battle against the invader Aggressors is full of chaos. Includes 50+ severe missions, where you must fight against gigantic enemy creatures and huge invader weapons in 5 different difficulties.
• 4 Mobile Soldiers and Weapons
  You will become the legendary mobile soldier which controls 4 different PA Gears, several hundreds weapons, arms and items. Regain hope to human beings.
• Bring Personality to the Battlefield
  Includes character creation mode. You can select your favorite gender, face, hair style, weight, voice and outfit. You can also change the personality of yourself.
• Enriched Off-Line and On-Line Mode
  When playing the off-line mode, the split-screen will be supported. Also, when playing the on-line mode, you can co-op with other EDF members around the world.