The Russian military has announced the deployment of advanced air-defense missiles to the Kurile Islands claimed by Japan.
The S-300V4 air-defense missile systems have entered combat duty on the Kurile Islands, in addition to the shorter-range Tor-M2 missile systems deployed there earlier, Russia’s Eastern Military District said in a statement on December 1.
https://www.rferl.org/a/russia-deploys-air-defense-missiles-to-disputed-kurile-islands/30979577.html