Marines, who are candidates for citizenship, raise their right hands to take the oath of allegiance during a naturalization ceremony at the Camp Foster theater April 22. - Marines, who are candidates for citizenship, raise their right hands to take the oath of allegiance during a naturalization ceremony at the Camp Foster theater April 22.

Members of the 31st Marine Expeditionary Unit, carry their gear off USS Essex (LHD 2), after arriving in Okinawa, April 12. The 31st MEU participated in exercises in the Kingdom of Thailand, Kingdom of Cambodia, and conducted humanitarian aid and disaster relief operations in mainland Japan in support of Operation Tomodachi, during a deployment of the Asia-Pacific Theater. - Members of the 31st Marine Expeditionary Unit, carry their gear off USS Essex (LHD 2), after arriving in Okinawa, April 12. The 31st MEU participated in exercises in the Kingdom of Thailand, Kingdom of Cambodia, and conducted humanitarian aid and disaster relief operations in mainland Japan in support of Operation Tomodachi, during a deployment of the Asia-Pacific Theater.

Hinano, a girl living on Oshima Island, waves goodbye to Marines of the 31st Marine Expeditionary Unit as they board a U.S. Navy landing craft utility, April 6. The Marines and Sailors spent about six days cleaning up debris on parts of the island, during Operation Field Day. The 31st MEU’s involvement is part of the larger Operation Tomodachi, coordinated after a 9.0 earthquake and subsequent tsunami struck Japan causing widespread damage. The 31st MEU remains ready to support its Japanese partners and to provide assistance when called upon. - Hinano, a girl living on Oshima Island, waves goodbye to Marines of the 31st Marine Expeditionary Unit as they board a U.S. Navy landing craft utility, April 6. The Marines and Sailors spent about six days cleaning up debris on parts of the island, during Operation Field Day. The 31st MEU’s involvement is part of the larger Operation Tomodachi, coordinated after a 9.0 earthquake and subsequent tsunami struck Japan causing widespread damage. The 31st MEU remains ready to support its Japanese partners and to provide assistance when called upon.

A Marine with the 31st Marine Expeditionary Unit, helps Japanese locals unload a U.S. Navy landing craft here, March 27. The 31st Marine Expeditionary Unit delivered food, water, health and comfort supplies, and Japanese electrical utility vehicles to the isolated island of Oshima, in conjunction with Japanese Self-Defense Forces. The 31st MEU’s involvement is part of a larger U.S. government response, after a 9.0 earthquake and subsequent tsunami struck Japan causing widespread damage. The 31st MEU is ready to support our Japanese partners and to provide assistance when called upon. - A Marine with the 31st Marine Expeditionary Unit, helps Japanese locals unload a U.S. Navy landing craft here, March 27. The 31st Marine Expeditionary Unit delivered food, water, health and comfort supplies, and Japanese electrical utility vehicles to the isolated island of Oshima, in conjunction with Japanese Self-Defense Forces. The 31st MEU’s involvement is part of a larger U.S. government response, after a 9.0 earthquake and subsequent tsunami struck Japan causing widespread damage. The 31st MEU is ready to support our Japanese partners and to provide assistance when called upon.

A bulldozer driven by a Marine with the Battalion Landing Team, 2nd Battalion, 5th Marines, 31st Marine Expeditionary Unit, breaks a destroyed house into smaller pieces and moves it off a road, April 4. As part of Operation Tomodachi, the 31st MEU is ready to support our Japanese partners and to provide assistance when called upon. - A bulldozer driven by a Marine with the Battalion Landing Team, 2nd Battalion, 5th Marines, 31st Marine Expeditionary Unit, breaks a destroyed house into smaller pieces and moves it off a road, April 4. As part of Operation Tomodachi, the 31st MEU is ready to support our Japanese partners and to provide assistance when called upon.

An Oshima island resident and a Marine with the 31st Marine Expeditionary Unit move a table during Operation “Field Day,” April 3. The MEU currently has approximately 300 Marines and sailors helping with clean-up efforts in the devastated area. The 31st MEU is ready to support its Japanese partners and to provide assistance when called upon. - An Oshima island resident and a Marine with the 31st Marine Expeditionary Unit move a table during Operation “Field Day,” April 3. The MEU currently has approximately 300 Marines and sailors helping with clean-up efforts in the devastated area. The 31st MEU is ready to support its Japanese partners and to provide assistance when called upon.

Marines assigned to the 31st Marine Expeditionary Unit depart the amphibious assault ship USS Essex (LHD 2) aboard a landing craft utility. The unit is conducting Operation “Field Day” on the remote island of Oshima. Operation “Field Day" is a clearing and clean up mission in support of Operation Tomodachi.::r::::n::::r::::n::::r::::n:: - Marines assigned to the 31st Marine Expeditionary Unit depart the amphibious assault ship USS Essex (LHD 2) aboard a landing craft utility. The unit is conducting Operation “Field Day” on the remote island of Oshima. Operation “Field Day" is a clearing and clean up mission in support of Operation Tomodachi.::r::::n::::r::::n::::r::::n::