Czas Ōkawa
13:00:50
Wschód słońca: 07:07:54 
Zachód słońca: 17:57:2412:00:50
07:00:50
01:00:50
09:30:50
22:00:50
12:00:50
09:00:50
12:00:50
12:00:50
09:30:50
07:00:50
12:00:50
10:00:50
13:00:50
01:00:50
Różnica czasu między Ōkawa a większymi miastami
+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