Ōkawa時間
06:06:14
日出: 06:49:11 
日落: 18:13:1705:06:14
00:06:14
18:06:14
02:36:14
15:06:14
05:06:14
02:06:14
05:06:14
05:06:14
02:36:14
00:06:14
05:06:14
03:06:14
06:06:14
18:06:14
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
-9
-9
-9
-12
-12
-12
-12