Iwakura時間
04:40:20
日出: 06:15:50 
日落: 17:51:5203:40:20
22:40:20
16:40:20
01:10:20
13:40:20
03:40:20
00:40:20
03:40:20
03:40:20
01:10:20
22:40:20
03:40:20
01:40:20
04:40:20
16:40:20
Iwakura與主要城市的時差
+2
+2
+0
+0
+0
+0
+0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-3
-3
-3
-3
-4
-4
-5
-6
-6
-6
-6
-6
-6
-6
-7
-7
-7
-7
-8
-8
-8
-8
-8
-8
-9
-9
-9
-12
-12
-12
-12