Kazuo from Japanese 一 (kazu) meaning "one" or 和 (kazu) meaning "harmony, peace" combined with 男 (o) meaning "male, man" or 夫 (o) meaning "husband, man". Other kanji combinations can also form this name.
A Japanese masculine name with meanings like one man, one husband, harmonious man, or harmonious husband, depending on the kanji.
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