This is just a strategic move to be ready if China escalates to Taiwan.

If China does so, Japan is left with no other choice than to retaliate with US/NATO to stop Chinese aggression. So, the most affected part would be the adjacent to Taiwan. So, Japan is getting ready for my situation before a

Still, I believe that China won't escalate as of now,

conspiracy

Ukraine continues attacks on Russian infrastructure against American orders

GhostofTruth

This is just a strategic move to be ready if China escalates to Taiwan. 

If China does so, Japan is left with no other choice than to retaliate with US/NATO to stop Chinese aggression. So, the most affected part would be the adjacent to Taiwan. So, Japan is getting ready for my situation before a
any serious breakout. 

Still, I believe that China won't escalate as of now, 