U.S. Marines from Weapons Company, 1st Battalion, 25th

U.S. Marines from Weapons Company, 1st Battalion, 25th Marine Regiment, currently assigned to 4th Marine Regiment, 3rd Marine Division, conduct bilateral ski patrol training with Soldiers from 5th Brigade, Japan Ground Self-Defense Force (JGSDF), during exercise Northern Viper on Yausubetsu Training Area, Hokkaido, Japan, Jan. 23, 2020. Northern Viper is a regularly scheduled training exercise that is designed to enhance the collective defense capabilities of the U.S. and Japan Alliance by allowing infantry units to maintain their lethality and proficiency in infantry and combined arms tactics. This iteration of the exercise is executed by units across III Marine Expeditionary Force including an activated reserve unit, 1st Battalion, 25th Marine Regiment, currently attached to 4th Marine Regiment, 3rd Marine Division, as part of the unit deployment program, alongside their counterparts from 5th Brigade, Japan Ground Self-Defense Force.