Ōkawa時間
08:18:04
日出: 07:21:39 
日落: 17:34:3507:18:04
02:18:04
20:18:04
04:48:04
17:18:04
07:18:04
04:18:04
07:18:04
07:18:04
04:48:04
02:18:04
07:18:04
05:18:04
08:18:04
20:18:04
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