The Japanese cast includes Tomoaki Maeno as White Blood Cell (Neutrophil), Kana Hanazawa as Red Blood Cell (Erythrocite), Kikuko Inoue as Macrophage, Daisuke Ono as Killer T Cell, Maria Naganawa as Platelet, Takahiro Sakurai as Helper T Cell (T Lymphocyte), Saori Hayami as Regulatory T Cell, M.A.
The thirteen episode series is getting a seven-volume release that begins on August 29th, 2018.
The series was directed by Kenichi Suzuki based on the series composition by Yuuko Kakihara.