Ōkawa時間
02:43:37
日出: 07:22:04 
日落: 17:32:4501:43:37
20:43:37
14:43:37
23:13:37
11:43:37
01:43:37
22:43:37
01:43:37
01:43:37
23:13:37
20:43:37
01:43:37
23:43:37
02:43:37
14:43:37
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