Crew chiefs from the 374th Aircraft Maintenance Squadron perform maintenance on a C-130 Hercules March 31, 2011, at Yokota Air Base, Japan. (U.S. Air Force photo/Staff Sgt. Chad C. Strohmeyer) Photo essay: Yokota Airmen prepare C-130 for mission by Staff Sgt. Chad Strohmeyer 374th Aircraft Wing Public Affairs 4/4/2011 - YOKOTA AIR BASE, Japan (AFNS)  -- Members of the 374th Aircraft Maintenance Squadron here perform maintenance on a C-130 Hercules March 31, to ensure continued flight operations in support of Operation Tomodachi. View the slideshow.