Ōkawa時間
11:03:09
日出: 07:22:04 
日落: 17:32:4510:03:09
05:03:09
23:03:09
07:33:09
20:03:09
10:03:09
07:03:09
10:03:09
10:03:09
07:33:09
05:03:09
10:03:09
08:03:09
11:03:09
23:03:09
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