Col. Jason Perry, the commanding officer of 4th Marine

Col. Jason Perry, the commanding officer of 4th Marine Regiment, 3rd Marine Division, is shown heavy vehicle capabilities by Soldiers from 5th Brigade, Japan Ground Self-Defense Force, during exercise Northern Viper 2020 at Hokudaien Training Area, Hokkaido, Japan, Jan. 27, 2020. Northern Viper is a regularly scheduled training exercise that is designed to enhance the interoperability of the U.S. and Japan Alliance by allowing Marine Air-Ground Task Forces from III Marine Expeditionary Force to maintain their lethality and proficiency in MAGTF Combined Arms Operations in cold weather environments.