Cells at Work!
はたらく細胞 (original)
One newcomer red blood cell just wants to do her job. Between bacteria incursions and meeting a certain white blood cell, she's got a lot to learn!
Starring Kana Hanazawa, Daisuke Ono, Shoya Chiba, Tomoaki Maeno, Saori Hayami, Takahiro Sakurai, Mao Ichimichi, Hiroyuki Yoshino, Nobuhiko Okamoto, Maria Naganawa
It's a animation and action & adventure show, and has a rating of 7.5 out of 10 from Imdb which is usually fine for this kind of show.
Watch it here
Not found streaming from United Kingdom.