Say Hello to Black JackSay Hello to Black Jack.

Say Hello to Black Jack (Japanese: ブラックジャックによろしく, Hepburn: Burakku Jakku ni Yoroshiku) is a Japanese manga series written and illustrated by Shūhō Satō. It was serialized in Kodansha's seinen manga magazine Morning from February 2002 to January 2006, with its individual chapters being collected into thirteen volumes. The title is a reference to the manga series Black Jack by Osamu Tezuka.