Claim: I Am a Hero(April 27, 2009 – February 27, 2017) is a 22 volumes Japanese vampire manga series and  58th Shogakukan Manga Award winner written and illustrated by Kengo Hanazawa and published by Shogakukan.
Evidence: April 27, 2009 – February 27, 2017 22 (List of volumes) In 2013, I Am a Hero won the 58th Shogakukan Manga Award in the General category Shogakukan I Am a Hero (Japanese: アイアムアヒーロー, Hepburn: Ai Amu A Hīrō) is a Japanese zombie manga series written and illustrated by Kengo Hanazawa.