1. Pneumococcus ⭐ 7.5

08 Jul, 2018 · 230 votes

The Red Blood Cell's delivery schedule is interrupted by invading pneumococci bacteria. After a White Blood Cell rescues her, she gets a surprise.

Director: Kenichi Suzuki

Watch Episode 1

2. Scrape Wound ⭐ 7.8

15 Jul, 2018 · 181 votes

A scrape puts a major dent in the Red Blood Cell's job, but she gets to meet the White Blood Cell again as he fights the invading bacteria and viruses.

Director: Kenichi Suzuki, Shigatsu Yoshikawa

Watch Episode 2

3. Influenza ⭐ 7.8

21 Jan, 2018 · 170 votes

The White Blood Cell meets a Naive T Cell who's scared of the invading influenza virus. Luckily the Macrophage and Killer T Cells are there.

Director: Yukihiko Asaki, Kenichi Suzuki

Watch Episode 3

4. Food Poisoning ⭐ 7.7

29 Jul, 2018 · 148 votes

When a bacteria appears near the stomach wall, White Blood Cell rushes to the scene. Eosinophil is already there, but she isn't powerful enough.

Director: Satoru Kiyomaru, Kenichi Suzuki

Watch Episode 4

5. Cedar Pollen Allergies ⭐ 7.8

05 Aug, 2018 · 149 votes

It's cedar pollen season, and allergens are invading. As the Mast Cell produces histamines, the Memory T Cell insists the worst is yet to come.

Director: Kenichi Suzuki, Satoshi Ôsedo

Watch Episode 5

6. Erythroblasts and Myelocytes ⭐ 8

12 Aug, 2018 · 146 votes

Red Blood Cell recalls her past as a young Erythoblast in the red bone marrow. Always getting lost even then, a certain Myelocyte once helped her out.

Director: Kenichi Suzuki, Sôta Ueno

Watch Episode 6

7. Cancer Cell ⭐ 8.4

19 Aug, 2018 · 157 votes

NK Cell calls a common cell's bluff: turns out he's Cancer Cell bent on spreading through the body via unchecked cellular proliferation. This means war.

Director: Kenichi Suzuki, Shigatsu Yoshikawa

Watch Episode 7

8. Blood Circulation ⭐ 7.6

26 Aug, 2018 · 137 votes

Red Blood Cell wants to make it through the circulatory system all by herself, though she keeps getting lost. White Blood Cell keeps an eye on her.

Director: Sumito Sasaki, Kenichi Suzuki

Watch Episode 8

9. Thymocyte ⭐ 7.5

02 Sep, 2018 · 134 votes

The Helper T Cell and the Killer T Cell seem like polar opposites, but long ago in the thymus, they were both just young T cells with a lot to learn.

Director: Hitomi Ezoe, Kenichi Suzuki

Watch Episode 9

10. Staphylococcus Aureus ⭐ 7.5

09 Sep, 2018 · 129 votes

After a Monocyte rescues Red Blood Cell from a germ, she heads to the nasal cavity for a warm bath -- just in time for a Staphylococcus Aureus attack.

Director: Hironori Aoyagi, Yasufumi Soejima, Kenichi Suzuki

Watch Episode 10

11. Heat Stroke ⭐ 7.8

16 Sep, 2018 · 130 votes

Red Blood Cell heads to the epidermis to cool the body. As heat stroke symptoms worsen, White Blood Cell struggles to fight invading bacillus cereus.

Director: Tarô Kubo, Kenichi Suzuki

Watch Episode 11

12. Hemorrhagic Shock (Part I) ⭐ 7.9

23 Sep, 2018 · 122 votes

Red Blood Cell gets her very own rookie to train, but her nerves make her even more inefficient. When a crisis strikes, however, she knows her job.

Director: Kenichi Suzuki, Satoshi Ôsedo

Watch Episode 12

13. Hemorrhagic Shock (Part II) ⭐ 8.4

30 Sep, 2018 · 145 votes

As hemorrhagic shock continues, the number of red blood cells decreases. Red Blood Cell and her rookie continue their job, but it may be too late.

Director: Kenichi Suzuki, Sôta Ueno, Shigatsu Yoshikawa

Watch Episode 13

14. OVA: Cold Syndrome ⭐ 7.4

26 Dec, 2018 · 101 votes

A mysterious cell wearing a stylish hat appears before the regular cells, who are bored with just the same (cell division) work over and over again, every day. This mysterious cell lures the regular cells into a mischievous scheme against White Blood Cell and Killer T Cell. The regular cells enjoy working out their everyday, pent-up frustration, but just who exactly is this cell wearing a stylish hat?

Director: Yuki Morita, Kenichi Suzuki

Watch Episode 14