The No. 6 manga series is an adaption of the novels under the same name. Each of manga volumes covers the plot of one light novel, there being nine novels and nine volumes of the manga each.
Shion‘s assured promising future as an elite of the city of No.6 was taken from him when he helped a wounded fugitive called Nezumi. From that point, their fates would join more so when it transpires that the utopia city is not what it appears to be.
Chapters and Volumes 
Main article: Manga Chapters and Volumes
Side stories: Extras: Side Stories
The No. 6 manga series began serialization on the 2011 March issue of Kodansha's shōjo manga magazine Aria and was completed in the December 2013 issue of the same magazine. Kodansha Comics published the series in North America, releasing the first volume in June 2013.