Ōkawa時間
02:10:14
日出: 07:21:39 
日落: 17:34:3501:10:14
20:10:14
14:10:14
22:40:14
11:10:14
01:10:14
22:10:14
01:10:14
01:10:14
22:40:14
20:10:14
01:10:14
23:10:14
02:10:14
14:10:14
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