Club 9 centers around a young country girl named Haruo Hattori who is attending university in Tokyo, Japan. She initially lives in her college dorm, but due to circumstances has to move out to an apartment and find a job. When a friend gives her a job as a club hostess at a posh Ginza hostess bar (Club 9), she finds herself getting more attention than she initially wanted.

Heba! Hello-chan! was first published in English as Club 9 by Dark Horse in the magazine Super Manga Blast from July 2001 to September 7, 2005, issues 13 to 55. The manga was partially published in standard tankoubon format as well by the same publisher, with three volumes published from February 12, 2003 to April 20, 2005.