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Family name Kazuyasu (Kazuyasu , Кадзуясу) , around the world, is a very rare surname. The family name Kazuyasu is habitual in Eastern Asia, particularly Japan, where it is a very rare surname, and China, where it is an extremely rare surname. More frequently, Kazuyasu is the forename as well as the last name.
Abe, Sasaki, Sasuga, Suzuki, Kodama, Kojima, Kumaki, Tanaka, Uehara, Yoshida, Ueshima, Sakamoto, Kitamura, Tsuchiya, Nakamura, Fukumoto, Watanabe, Yamamoto, Yamazaki, Shiraishi, Kobayashi, Takahashi, Sakata, Mizuno, Morita, Ohara, Ito, Ono, Mori, Sato, Suda, Ando, Kato, Nara, Hino, Yabe, Hashimoto, Ueno, Sanei, Saito, Sakai, Kawai, Kondo, Konko, Konno, Inoue, Ibata, Iwata, Maeda, and Yamashita