25 January 2023 Submarine Group 7 Hosts Japanese Submarine Officers in Yokosuka YOKOSUKA, Japan - Commander, Submarine Group (CSG) 7/Commander, Task Force (CTF) 74 hosted Japan Maritime Self-Defense Force (JMSDF) submarine officers at Fleet Activities Yokosuka, Japan to discuss the roles and responsibilities of CTF 74 as well as U.S. Navy submarine officers career milestones,...