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