Heure à Ōkawa
10:27:20
Lever du soleil: 07:06:07 
Coucher de soleil: 17:59:1509:27:20
04:27:20
22:27:20
06:57:20
19:27:20
09:27:20
06:27:20
09:27:20
09:27:20
06:57:20
04:27:20
09:27:20
07:27:20
10:27:20
22:27:20
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