Ōkawa時間
20:56:37
日出: 07:22:14 
日落: 17:31:5119:56:37
14:56:37
08:56:37
17:26:37
05:56:37
19:56:37
16:56:37
19:56:37
19:56:37
17:26:37
14:56:37
19:56:37
17:56:37
20:56:37
08:56:37
Ōkawa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
-8
-9
-9
-12
-12
-12
-12