We can flip the question: when German, Japan and other should invade Russia to get back their territories? Königsberg(Kaliningrad) was always German. Kuril is

We can flip the question: when German, Japan and other should invade Russia to get back their territories? Königsberg(Kaliningrad) was always German. Kuril islands were always Japanese. While Russian army is distracted - Germany and Japan should get their territories back now.