Iwanuma時間
23:57:17
日出: 04:16:01 
日落: 18:52:1522:57:17
17:57:17
11:57:17
20:27:17
08:57:17
22:57:17
19:57:17
22:57:17
22:57:17
20:27:17
17:57:17
22:57:17
20:57:17
23:57:17
11:57:17
Iwanuma與主要城市的時差
23:57:17
-13
10:57:17
+1
+1
+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
-6
-6
-7
-7
-7
-7
-8
-8
-8
-8
-8
-8
-9
-12
-12
-12