A 2014 manga by [[shimizu akane (artist)|Shimizu Akane]] featuring [[personification|personifications]] of various human body cells. Also known as [i]Cells at Work![/i] in English.

Was adapted into an anime by David Production in 2018, and was later distributed online for free for educational purposes.

h4. Spinoffs
* [i][[Hataraku Saikin]][/i]
* [i][[Hatarakanai Saibou]][/i]
* [i][[Hataraku Saibou BLACK]][/i]
* [i][[Hataraku Saibou Lady]][/i]

h4. Characters
* [[AE-3803]] ([[red blood cell (hataraku_saibou)|]])
* [[U-1146]] ([[white blood cell (hataraku_saibou)|]])
* [[Platelet_(hataraku_saibou)|]]
* [[Macrophage_(hataraku_saibou)|]]
* [[Killer T_(hataraku_saibou)|]]

h4. External links
* Wikipedia entry: "Cells at Work!":[https://en.wikipedia.org/wiki/Cells_at_Work!]
はたらく細胞 HatarakuSaibou 工作细胞 働く細胞 破瓜らく細胞