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Context
What happened: North Korea criticized Japan's push for "preemptive attack" capabilities and the Keen Sword drills with the US, citing Tokyo's deployment of a Type 25 anti-ship missile launcher during the exercise.
Key numbers: Keen Sword ran Oct. 19-29 across Japan. The Type 25 missile system has a range of more than 1,000 kilometers.
Why it matters: Pyongyang said Japan's military moves are a "cancer-like factor" that brings a "vicious cycle" of escalating regional tension, and claimed Japan's power has shifted from "defense" to "attack.