There are 2 places named Oyo in Japan.
All places in the world called "Oyo".
Ono (18)
Ota (17)
Hongo (16)
Minato (15)
Wada (15)
Ohama (14)
Tomari (14)
Kawasaki (14)
Hama (14)
Nakamura (13)
Oshima (13)
Hara (13)
Nagahama (13)
Sakai (12)
Yoshida (12)
Okubo (12)
Shinden (11)
Seto (11)
Okawa (11)
Kanayama (11)
Hirose (11)
Kawaguchi (11)
Funakoshi (11)
Oura (10)
Otani (10)
Shirahama (10)
Ichiba (10)
Ikeda (10)
Kamo (10)
Shimizu (10)