Q:Bloody Monday (ブラッディ・マンデイ Buraddi Mandei) is a Japanese manga series written by Ryumon Ryo and illustrated by Megumi Koji. The series had been serialized in Weekly Shōnen Magazine by Kodansha from April 2007 to May 2009 with individual chapters collected into eleven tankōbon volume as of May 15 2009 and a total of 96 chapters altogether. The manga has also been adapted into a drama series which aired on October 11 2008 starring Haruma Miura. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Written Work