Ōkawa時間
20:47:23
日出: 07:22:14 
日落: 17:31:5119:47:23
14:47:23
08:47:23
17:17:23
05:47:23
19:47:23
16:47:23
19:47:23
19:47:23
17:17:23
14:47:23
19:47:23
17:47:23
20:47:23
08:47:23
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