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