Ōkawa時間
06:12:16
日出: 07:21:39 
日落: 17:34:3505:12:16
00:12:16
18:12:16
02:42:16
15:12:16
05:12:16
02:12:16
05:12:16
05:12:16
02:42:16
00:12:16
05:12:16
03:12:16
06:12:16
18:12:16
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