There are 4 places named Otaka in Japan.
All places in the world called "Otaka".
Ono (18)
Ota (17)
Hongo (16)
Wada (15)
Minato (15)
Ohama (14)
Tomari (14)
Kawasaki (14)
Hama (14)
Nakamura (13)
Oshima (13)
Hara (13)
Nagahama (13)
Sakai (12)
Yoshida (12)
Okubo (12)
Shinden (11)
Seto (11)
Okawa (11)
Kanayama (11)
Hirose (11)
Kawaguchi (11)
Funakoshi (11)
Otani (10)
Shirahama (10)
Ichiba (10)
Ikeda (10)
Kamo (10)
Shimizu (10)
Takada (10)