Czas Kumagaya
14:26:16
Wschód słońca: 06:50:47 
Zachód słońca: 16:55:5213:26:16
08:26:16
02:26:16
10:56:16
23:26:16
13:26:16
10:26:16
13:26:16
13:26:16
10:56:16
08:26:16
13:26:16
11:26:16
14:26:16
02:26:16
Różnica czasu między Kumagaya 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