Watch Cells NOT at Work! Watch now on Miruro — Free Anime Streaming Erythroblasts are cells raised by a Macrophage in order to become promising Red Blood Cells, but that doesn’t seem to be really the case here with these… Series info · Watch free · Trending anime · Airing schedule FormatMangaStatusFinishedScore53/100SourceMangaCountryJapan Comedy · Sci-Fi Shounen · Anthropomorphism Cells at Work! (Parent Story) Hataraku Saikin