Vertical Inc has the first volume scheduled to be released next summer, a couple months after Kodansha Comics will begin releasing the new manga version of the same story. (kuriousity.ca)
And because I love it so, I decided to try the new Voluminous Miss Manga version, thinking it might be the next, even bigger, better thing. (bluecollarredlipstick.com)
It is not available to purchase right now and Fist of the North Star is the only manga version available. (goodereader.com)