There are 4 places named Kogushi in Japan.
All places in the world called "Kogushi".
Ono (18)
Ota (17)
Hongo (16)
Wada (15)
Minato (15)
Kawasaki (14)
Hama (14)
Ohama (14)
Tomari (14)
Hara (13)
Nagahama (13)
Oshima (13)
Nakamura (13)
Yoshida (12)
Okubo (12)
Sakai (12)
Hirose (11)
Funakoshi (11)
Kawaguchi (11)
Shinden (11)
Seto (11)
Okawa (11)
Kanayama (11)
Takada (10)
Yamada (10)
Ogawa (10)
Ohara (10)
Nakayama (10)
Takata (10)
Oura (10)