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