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