Kumagaya時間
07:14:48
日出: 06:40:41 
日落: 16:27:4906:14:48
01:14:48
19:14:48
03:44:48
16:14:48
06:14:48
03:14:48
06:14:48
06:14:48
03:44:48
01:14:48
06:14:48
04:14:48
07:14:48
19:14:48
Kumagaya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