Ōkawa時間
05:23:26
日出: 06:49:11 
日落: 18:13:1704:23:26
23:23:26
17:23:26
01:53:26
14:23:26
04:23:26
01:23:26
04:23:26
04:23:26
01:53:26
23:23:26
04:23:26
02:23:26
05:23:26
17:23:26
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