18 January 2017. This became the first forward deployed F-35B Lightning II squadron in the United States Marine Corps. They have since flown show of force sorties against North Korea. Role and operations US Marine Corps Marine Aircraft Group 12 (MAG-12) contains the rotary and fixed wing aircraft assets of Marine Corps Air Station Iwakuni. MAG-12 is home to three flying squadrons, an aviation logistics squadron, and a ground support squadron. VMFA-242 "Bats"— one of two permanent forward deployed Marine F-35B Lightning II fighter squadrons. VMFA-121 "Green Knights"- the other permanent forward deployed Marine F-35B Lightning II fighter squadron. VMGR-152 "Sumos" — moved here from MCAS Futenma in Okinawa commencing in June 2014 with their 15 KC-130J Super Hercules. Marine Aviation Logistics Squadron 12 (MALS-12) provides logistics support, guidance, and direction to MAG-12 and other commands aboard the Station. Click on the link to the right for more information on the Marauders. Marine Wing Support Squadron 171 (MWSS-171) provides essential Aviation Ground Support to the Station Headquarters and Headquarters Squadron (H&HS) provides administrative support and conducts training in general military skills for more than 800 Marines and sailors aboard MCAS Iwakuni. Combat Logistics Company 36 (CLC-36) Provides logistic support to MWSS-171 and MAG 12. US Air Force The 374th Communications Squadron provides communications support to H&HS, MAG-12, Branch Medical Clinic Iwakuni, Army Corps of Engineers, and the JMSDF. Based units Flying and notable non-flying units based at MCAS Iwakuni. United States Marine Corps Marine Corps Installations – Pacific Headquarters and Headquarters Squadron – UC-12W Huron 1st Marine Aircraft Wing Marine Aircraft Group 12 Marine Aerial Refueler Transport Squadron 152 (VMGR-152) – KC-130J Super Hercules Marine Fighter Attack Squadron 242 (VFMA-242) – F-35B Lightning II Marine Aviation Logistics Squadron 12 (MALS-12) Marine Fighter Attack Squadron 121 (VMFA-121) – F-35B Lightning II Marine Wing Support Squadron 171 (MWSS-171) 3rd Marine Logistics Group Combat Logistics Regiment 35 Combat Logistics Company 36 (CLC-36) United States Air Force Pacific Air Forces (PACAF) Fifth Air Force 374th Airlift Wing 374th Mission Support Group 374th Communications Squadron Operating Location Bravo United States Navy US Pacific Fleet Naval Air Force Pacific Carrier Air Wing Five (CVW-5) Carrier Airborne Early Warning Squadron 125 (VAW-125) – E-2C Hawkeye Fleet Logistics Support Squadron Composite 30 (VRC-30) Detachment 5 – C-2A Greyhound Electronic Attack Squadron 141 (VAQ-141) – EA-18G Growler Helicopter Sea Combat Squadron 25 (HSC-25) Detachment 6 – MH-60S Seahawk Strike