Hitachi時間
15:30:20
日出: 05:45:43 
日落: 17:00:0814:30:20
09:30:20
03:30:20
12:00:20
00:30:20
14:30:20
11:30:20
14:30:20
14:30:20
12:00:20
09:30:20
14:30:20
12:30:20
15:30:20
03:30:20
Hitachi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
-6
-6
-7
-7
-7
-7
-8
-8
-8
-8
-8
-8
-9
-12
-12
-12
-12