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