Atsuko Inaba (稲葉貴子, Inaba Atsuko) (born March 13, 1974 in Osaka, Japan) is a former Japanese idol female pop singer formerly within Hello! Project. She began her career as a Japanese idol with all-girl group Osaka Performance Doll from 1993 to 1996, then joined new Hello! Project group Taiyo to Ciscomoon (later named "T&C Bomber") in 1999, until its end in late 2000. She stayed within Hello! Project as a chorist and dancer, without a being a soloist or in a group, but appeared in the temporary Hello! Project shuffle units Aoiro 7, 7Air, H.P. All Stars and Puripuri Pink. On October 30, 2009, she announced that her contract with Up-Front Agency, the parent company to Hello! Project, had ended.