Heure à Ōkawa
12:30:55
Lever du soleil: 07:22:34 
Coucher de soleil: 17:26:3911:30:55
06:30:55
00:30:55
09:00:55
21:30:55
11:30:55
08:30:55
11:30:55
11:30:55
09:00:55
06:30:55
11:30:55
09:30:55
12:30:55
00:30:55
Décalage horaire entre Ōkawa et les grandes villes
+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