★ Gifu Air Base Flight Development Experiment Group Patch ◉ With Velcro ◉ Size: 8.5 x 8.5 cm ☆ The Air Development and Test Wing (ADTW) is an organization under the Air Development and Experiment Command of the Japan Air Self-Defense Force. Its main mission is to test and evaluate aircraft and missile equipment introduced by the Air Self-Defense Force, and to train test pilots. - Design: Aircraft embroidery #Japan Air Self-Defense Force #Iruma Air Base #Gifu Air Base #Gecchan (Nickname) #F4 #C1 #F2