it's about time the three countries closest to Japan - Korea, China, and Russia, all of whom have great power and relation(trade and diplomatic) with Japan, to

it's about time the three countries closest to Japan - Korea, China, and Russia, all of whom have great power and relation(trade and diplomatic) with Japan, to respond. I mean, they've already done but it's time to make the pressure more concrete... economic sanction, albeit partial? This is a globe-wide matter.