Which division of the Marine Corps is located in Okinawa, Japan?

The 3rd Marine Division is the correct choice because it is the specific division stationed in Okinawa, Japan. This division is a critical component of the Marine Corps' presence in the Asia-Pacific region, responsible for enhancing security and stability through training and readiness operations. It has a long-standing history in Okinawa, where it has been pivotal in various exercises and operations that reinforce the U.S.-Japan alliance.

Other divisions like the 1st and 2nd Marine Divisions are primarily based in California and North Carolina, respectively, and do not have their operational headquarters in Okinawa. Marine Corps Forces Special Operations Command also has a different function and is not identified by numerical divisions, but rather focuses on special operations missions globally. Thus, the correct identification of the 3rd Marine Division highlights its strategic role and geographical allocation within the Marine Corps structure.