Koga時間
09:15:15
日出: 07:07:06 
日落: 17:09:2608:15:15
03:15:15
21:15:15
05:45:15
18:15:15
08:15:15
05:15:15
08:15:15
08:15:15
05:45:15
03:15:15
08:15:15
06:15:15
09:15:15
21:15:15
Koga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