Czas Kumagaya
10:15:23
Wschód słońca: 06:40:41 
Zachód słońca: 16:27:4909:15:23
04:15:23
22:15:23
06:45:23
19:15:23
09:15:23
06:15:23
09:15:23
09:15:23
06:45:23
04:15:23
09:15:23
07:15:23
10:15:23
22:15:23
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