The Bartender manga was written by Araki Joh, illustrated by Kenji Nagatomo, and serialized in Shueisha's biweekly seinen magazine Super Jump between May 2004 and September 2011 [REF].
A spin-off series titled Bartender à Paris, with a new protagonist, , began in Grand Jump on January 4, 2012; Nagatomo was replaced by Osamu Kajisa for the series [REF].