Ōkawa時間
09:55:44
日出: 07:22:14 
日落: 17:31:5108:55:44
03:55:44
21:55:44
06:25:44
18:55:44
08:55:44
05:55:44
08:55:44
08:55:44
06:25:44
03:55:44
08:55:44
06:55:44
09:55:44
21:55:44
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