Ōkawa時間
15:35:09
日出: 07:22:14 
日落: 17:31:5114:35:09
09:35:09
03:35:09
12:05:09
00:35:09
14:35:09
11:35:09
14:35:09
14:35:09
12:05:09
09:35:09
14:35:09
12:35:09
15:35:09
03:35:09
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