US Air Force photo/Samuel King Jr.
- A 10% drop in the yen since December has forced Japan to scale back defense spending, Reuters reported.
- The currency's decline has boosted the cost of US-made weapons that Japan plans to procure.
- In response, Japan is prioritizing frontline weapons and spending less on support systems.
Japan is scaling back plans for its largest military build-up since World War II, after weakness in the yen raised the cost of US-made defense equipment, sources told Reuters.