Family name Ichiu (Ichiu 
) , in the entire world, is a rare surname. The surname Ichiu is habitual in Japan, where it is a rare surname, and Hungary, where it is a very rare surname. Much more prevalently, Ichiu is the forename as well as the last name.
Kuo, Yoneda, Akamine, Hayashi, Hattori, Yanagiya, Kawamura, Takeuchi, Nakamura, Nakagawa, Watanabe, Yamamoto, Matsumoto, Shinohara, Kobayashi, Takashima, Fujino, Hamada, Takagi, Tasaki, Ito, Ota, Muto, Arai, Ueda, Sakai, Amano, Takahashi, Asano, Fujii, Ishii, Sasaki, Konpon, Kodama, Lucero, Tanaka, Kondo, and Hashimoto