Mostly likely Japan will not get any Islands back however if they get rights for fisheries, islets and commercial uses then it really doesn't matter who owns them on paper.
10:03
4:39
4:21
7:55
12:02
3:21
2:08
6:26
20:38
3:41
6:09
54:24
6:00
15:25
2:09
3:34
4:12
1:03
11:55
22:49
7:07
7:27
3:38
26:48