There are 7 places named Oyama in Japan.
All places in the world called "Oyama".
Ono (18)
Ota (17)
Hongo (16)
Wada (15)
Minato (15)
Kawasaki (14)
Hama (14)
Tomari (14)
Ohama (14)
Nakamura (13)
Oshima (13)
Hara (13)
Nagahama (13)
Sakai (12)
Okubo (12)
Yoshida (12)
Shinden (11)
Seto (11)
Hirose (11)
Kawaguchi (11)
Funakoshi (11)
Okawa (11)
Kanayama (11)
Ogawa (10)
Ohara (10)
Shirahama (10)
Nakayama (10)
Shimizu (10)
Yamada (10)
Takada (10)