Czas Ōyama
15:30:30
Wschód słońca: 04:44:31 
Zachód słońca: 18:42:2814:30:30
09:30:30
03:30:30
12:00:30
00:30:30
14:30:30
11:30:30
14:30:30
14:30:30
12:00:30
09:30:30
14:30:30
12:30:30
15:30:30
03:30:30
Różnica czasu między Ōyama a większymi miastami
+1
+1
+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
-6
-6
-7
-7
-7
-7
-8
-8
-8
-8
-8
-8
-9
-12
-12
-12