Tekkonkinkreet ( Tekkonkinkurito a child's mispronunciation of Tekkin Konkurito (steel reinforced concrete) is a three-volume seinen manga series by Taiyo Matsumoto which was originally serialized from 1993 to 1994 in Shogakukan's Big Comic Spirits and first published in English as Tekkonkinkreet: Black & White. It was adapted into a 2006 feature-length Japanese anime film of the same name directed by Michael Arias and animated by Studio 4C. 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