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