Photo by Lance Cpl. Triton Lai - A Japanese Maritime Self-Defense Force (JMSDF) dog handler conducts military working dog detection training at Marine Corps Air Station (MCAS) Iwakuni, Nov. 20, 2019. The training was part of a joint force detection exercise with JMSDF soldiers. (U.S. Marine Corps photo by Lance Cpl. Triton Lai)

Active Shield tests mission readiness between American, Japanese forces - A U.S. Marine and a Japan Ground Self-Defense Force Soldier coordinate with each other during a chemical exposure drill as part of exercise Active Shield at Marine Corps Air Station Iwakuni, Japan, Oct. 18, 2017. Active shield is an annual exercise that tests the abilities of U.S. and Japanese forces working alongside each other to protect and defend the air station and other U.S. assets in the region. (U.S. Marine Corps photo by Lance Cpl. Stephen Campbell)

A Japan Maritime Self-Defense Force Kure Repair and Supply Facility Petroleum Terminal unit military working dog handler searches for hidden explosives during joint training with Marine Corps Air Station Iwakuni’s Provost Marshal’s Office K-9 unit and Hiroshima Prefectural Police Headquarters officers at MCAS Iwakuni, Japan, Aug. 24, 2016. Handlers and their military working dogs train regularly in a variety of areas such as locating explosives, narcotics, conducting patrols and human tracking in order to become a more effective team. Marines placed explosives in hidden locations before handlers and their K-9’s arrived, resulting in a more cautious and thorough search, increasing the overall training effectiveness. (U.S. Marine Corps photo by Lance Cpl. Aaron Henson) - A Japan Maritime Self-Defense Force Kure Repair and Supply Facility Petroleum Terminal unit military working dog handler searches for hidden explosives during joint training with Marine Corps Air Station Iwakuni’s Provost Marshal’s Office K-9 unit and Hiroshima Prefectural Police Headquarters officers at MCAS Iwakuni, Japan, Aug. 24, 2016. Handlers and their military working dogs train regularly in a variety of areas such as locating explosives, narcotics, conducting patrols and human tracking in order to become a more effective team. Marines placed explosives in hidden locations before handlers and their K-9’s arrived, resulting in a more cautious and thorough search, increasing the overall training effectiveness. (U.S. Marine Corps photo by Lance Cpl. Aaron Henson)

Lance Cpl. Landon Gilliam, Provost Marshal’s Office military working dog handler with Headquarters and Headquarters Squadron, embraces his K-9 during joint training held at Marine Corps Air Station Iwakuni, Japan, March 22, 2016. Trained in a variety of areas such as locating explosives and narcotics and conducting patrols, handlers and their military working dogs train regularly in order to maintain operational readiness, become a more effective team and ensure the safety of station residents. U.S. and Japanese handlers escorted their K-9’s to locate explosives hidden throughout the station’s landfill and harbor areas. (U.S. Marine Corps photo by Lance Cpl. Aaron Henson/Released) - Lance Cpl. Landon Gilliam, Provost Marshal’s Office military working dog handler with Headquarters and Headquarters Squadron, embraces his K-9 during joint training held at Marine Corps Air Station Iwakuni, Japan, March 22, 2016. Trained in a variety of areas such as locating explosives and narcotics and conducting patrols, handlers and their military working dogs train regularly in order to maintain operational readiness, become a more effective team and ensure the safety of station residents. U.S. and Japanese handlers escorted their K-9’s to locate explosives hidden throughout the station’s landfill and harbor areas. (U.S. Marine Corps photo by Lance Cpl. Aaron Henson/Released)

Officers from the Hiroshima Prefectural Police Headquarters and Marines from the provost marshal’s office K-9 unit pose for a photo at Marine Corps Air Station Iwakuni, Japan, Feb. 17, 2016. The Marines provided the officers with training that allows them and their K-9’s to locate hidden explosives by familiarizing them with scented boxes. Conducting bilateral training helps maintain situational readiness and build better relations between the U.S. and Japan. - Officers from the Hiroshima Prefectural Police Headquarters and Marines from the provost marshal’s office K-9 unit pose for a photo at Marine Corps Air Station Iwakuni, Japan, Feb. 17, 2016. The Marines provided the officers with training that allows them and their K-9’s to locate hidden explosives by familiarizing them with scented boxes. Conducting bilateral training helps maintain situational readiness and build better relations between the U.S. and Japan.