Czas Kumagaya
14:27:37
Wschód słońca: 06:50:20 
Zachód słońca: 16:56:5413:27:37
08:27:37
02:27:37
10:57:37
23:27:37
13:27:37
10:27:37
13:27:37
13:27:37
10:57:37
08:27:37
13:27:37
11:27:37
14:27:37
02:27:37
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