It Is Painful! - Vol. 1 Ch. 10 - Splinter

[MangaDex]

 

[Arexty]

The author footnote is correct, the worst part about thorns & splinters is having to dig them out with a needle or safety pin when they bury themselves deep in the skin. Worse still is even after removal, the micro-cavity left feels like there's still a phantom one remaining for a while.