Ōkawa時間
11:03:36
日出: 07:22:14 
日落: 17:31:5110:03:36
05:03:36
23:03:36
07:33:36
20:03:36
10:03:36
07:03:36
10:03:36
10:03:36
07:33:36
05:03:36
10:03:36
08:03:36
11:03:36
23:03:36
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