Ōkawa時間
02:59:54
日出: 07:22:22 
日落: 17:30:5801:59:54
20:59:54
14:59:54
23:29:54
11:59:54
01:59:54
22:59:54
01:59:54
01:59:54
23:29:54
20:59:54
01:59:54
23:59:54
02:59:54
14:59:54
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