In Nichijou, Nano hits her toe in this manner, something the Professor (8 years old) solves by simply taking her toe off. And if you turn the big wind-up key in her back, her toe flies off like a rocket. Also, it has an USB port.
Although there were a few times where this happened to Tubby in the Little Lulu comics, a special mention of this trope comes up in episode 2 of the Little Lulu anime; Tubby, upset that Plan A in discouraging Lulu from her babysitting duties did not work, runs up to his room and kicks the dresser drawer in his room, a little bit too hard, which causes him to hop around in pain while holding one foot.
Detective Conan: Conan has had to improvise a few times on things to kick, so he's also hurt his foot as a result.
On the very first episode of the anime, Usagi's brother Shingo comes home to find her banging on the front door after getting kicked out of the house again. He then proceeds to make fun of her on his way inside, and when she tries to "Sailor V Kick" him in retaliation, he slams the door shut, causing her to kick the door full force and make a very funny face.
In the SuperS film, Usagi stomps the foot of an evil villainess who wanted to combat her with "a dance fight".
Nehellenia forces a barefoot, exhausted, freezing Usagi to walk through a staircase full of thorns to get to a brainwashed Mamoru, which she does.
Dragonball GT: In the World Martial Arts Tournament, one of Goku's opponents kicks him when he's distracted. However, the power gap between them is so great, the poor dude may have well kicked an iron safe - he's soon seen crying and clutching his foot in agony afterwards, and Goku wins by default.
Giroro does this after being rendered clumsy by the loss of his trademark belt, which causes him to stub his toe on the door frame
In a later episode, the platoon is inspired by Natsumi hitting her foot on the corner of a dresser, so they patent an army of dressers specially designed to hit peoples' feet as painfully as possible in order to distract all of Tokyo with pain, thus making them completely vulnerable to be conquered.
In Rave Master, Elie tries to carry Plue to a hospital, but injures her feet on the rocky ground and curses herself for forgetting to put her sandals on. Haru catches up to them and wraps her feet with strips ripped from his shirt.
In Fairy Tail, King Faust punishes Coco by using a blast from his magic staff to burn her feet. She manages to run away, but eventually collapses from the pain and is carried by Lucy.
One Piece: At one point during Nami's fight against Ms. Doublefinger, the latter charges at her enemy with her hair turned into spikes. Nami manages to protect herself, but one of the spikes pierces right through her foot. Nami, though obviously in pain, shrugs it off, as it is nothing compared to what Vivi is going through, and pulls her foot away.
Bleach: During the final battle between Ichigo and Byakuya in the Soul Society arc, while they are clashing with their blades, Byakuya takes one of his other thousands swords and stabs on Ichigo's foot, so he cannot escape immediately. Followed by the Hado #4 Byakurai piercing through Ichigo's shoulder.
In Magical Girl Apocalypse, when Kii Kogami loses his shoes but must keep going on the rocky ground, he eventually passes out from blood loss and infections on his lacerated feet.
In This Ugly Yet Beautiful World, a barefoot Akari steps on broken glass and gets a cut. After the initial pain, she shrugs it off and wants to keep going, but Ryou stops to wrap her foot with cloth.
In Saint Seiya, during the battle against Virgo Shaka, Ikki sees an illusion of himself as a child carrying a baby Shun while walking barefoot on a valley of very sharp stones. Shaka's voice keeps asking him to drop the baby (which keeps getting heavier and heavier) and save himself. A lot of attention is drawn to his feet soaked in blood.
In Fate/kaleid liner PRISMA☆ILLYA, Illya is in Synchronization with Kuro/Chloe. At one point, to stop Kuro from hitting on Shirou, Illya starts slapping herself in the face. When that doesn't deter Kuro, Illya stubs her toe, which makes them both collapse, clutching their foot and crying.