Ōkawa時間
22:44:36
日出: 07:21:52 
日落: 17:33:4021:44:36
16:44:36
10:44:36
19:14:36
07:44:36
21:44:36
18:44:36
21:44:36
21:44:36
19:14:36
16:44:36
21:44:36
19:44:36
22:44:36
10:44:36
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