Ōkawa時間
23:33:48
日出: 07:22:22 
日落: 17:30:5822:33:48
17:33:48
11:33:48
20:03:48
08:33:48
22:33:48
19:33:48
22:33:48
22:33:48
20:03:48
17:33:48
22:33:48
20:33:48
23:33:48
11:33:48
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