History Main / PinkySwear

* ''VisualNovel/{{Kanon}}''; Yuuichi and Ayu's relationship is marked by several of these. [[spoiler:It even becomes a bit of a FunnyAneurysmMoment at the end of her route.]]

* Used straight several times, and later somewhat subverted in ''VisualNovel/SchoolDays''; especially when the promise is actually about something ''very'' important. Of course, [[spoiler:part Makoto being [[{{Jerkass}} Makoto]] and part everyone being [[WhatAnIdiot idiots]], he ended up breaking ''every single one of them''.]]

** There's also the PinkySwear between Watanuki and Himawari.

** ''Series/LegendsOfTomorrow''. In "Wet Hot American Bummer", Sara Lance coaxes Ava Sharpe into doing this before they go to a summer camp to catch the MonsterOfTheWeek. They do it again when they have to take a potion to turn themselves into children for plot-related reasons. And in later episodes as a sign of [[LesYay mutual affection]].

** In ''Series/LegendsOfTomorrow'', Sara and Ava do this

* ''Series/{{Arrow}}''
** In "The Candidate", Anarky taunts a DamselInDistress by making her pinky swear that she won't reveal who kidnapped her if he lets her go. Then he breaks her finger and declares he will torture her instead.
** Although Thea is estranged from Malcolm Merlyn, they do this trope in "Dark Waters" when [[EvenEvilHasLovedOnes Thea promises her supervillain father that she will be careful.]]

* The trailer for the 21th ''Manga/DetectiveConan'' movie has a flashback where a young [[spoiler: Heiji]] makes one with a just as young [[spoiler: Momiji]].

* ''Series/{{Community]]'': When Star-Burns is to testify in a case of a mishap in the biology lab that he was witness to, he makes Troy and Abed pinky-swear not to reveal what ''he'' was doing there.

* Jen Breeden from WebComic/TheDevilsPanties has [[http://thedevilspanties.com/archives/10813 a good reason]] to refuse a pinky swear.

* Happens in [[https://www.sinfest.net/view.php?date=2013-05-20 this]] strip from ''Webcomic/{{Sinfest}}''.

* Used in the live action ''Film/{{Casper}}'' movie between a father and daughter [[spoiler:(it even becomes a ChekhovsGun: when the former dies, his ghost only remembers the daughter after she hooks her pinky with his)]].

* In a [[DeletedScene flashback]] from ''Film/WhatsYourNumber'' one was made between a teenage Ally and Jake promising that [[spoiler: they'll lose their virginities to one another when they are older]].

* On an episode of ''Series/FullHouse'', a pinky swear was made between D.J. and Stephanie [[spoiler: to eat when it was revealed that D.J. has spent three days crash-dieting]].

* Hatoko and Misaki in ''Anime/AngelicLayer'' make such a promise, cementing each other as TheOnlyOneAllowedToDefeatYou. [[spoiler:When Sai defeats Hatoko later on, they make another promise, that Misaki will beat Sai.]]

* Hatoko and Misaki in ''Anime/KidouTenshiAngelicLayer'' make such a promise, cementing each other as TheOnlyOneAllowedToDefeatYou. [[spoiler:When Sai defeats Hatoko later on, they make another promise, that Misaki will beat Sai.]]

* In ''Webcomic/AxisPowersHetalia'', Germany and Italy's Pact of Steel is forged with a pinky swear. Slightly subverted by the fact that both of them are grown men... Although Italy is a bit immature. It was Germany's idea, though; it's stated that he got the idea from Japan.

%%* ''Anime/{{Doraemon}}''

* ''FanFic/BeyondTomorrow'': Kikyo does one with [[OriginalCharacter Hanyuu]] to reassure her that she is not [[HalfBreedDiscrimination prejudiced against half-demons]] and won't hurt her, even chanting the Japanese pinky rhyme for good measure.

* At one point in the infamous ''Franchise/HarryPotter'' fanfic ''FanFic/BecomingFemale'', Dolores Umbridge takes over Hogwarts again and hires a couple Death Eaters as teachers. She assures the student body that Lucius Malfoy did a pinky swear with her to not bring in any more Death Eaters. When he inevitably breaks his promise:

* In ''InfinityTrainBlossomingTrail'', Parker did one with his sister Chloe to promise her that he wouldn't reveal to their parents about her entering a horror writing competition. Unfortunately, he had already done so at the time under the belief this would help find a clue to her whereabouts.

* ''Manga/KareKano'', including in the opening song

%%* ''Manga/KodomoNoOmocha''

* Takaaki and Miyako from ''Anime/DemashitaPowerpuffGirlsZ'' did a pinky swear when they're little so that they will meet again some other time.

%%* ''LightNovel/MariaSamaGaMiteru''

* In ''[[https://www.fanfiction.net/s/9034613/1/Mortal-Man Mortal Man]]'', [[WesternAnimation/SpongebobSquarepants Patrick]] tries to make one with Spongebob. He changes it to a "stumpy promise" when Spongebob reminds him that he doesn't ''have'' pinkies.

* Koda from ''Disney/BrotherBear'' insists that [[JerkWithAHeartOfGold Kenai]] do this so he could take him to the Salmon Run. In the sequel, this became a regular for them whenever they make a promise.

* As with the comic book entry above, used in the ''Film/{{Deadpool}}'' movie between him and Vanessa. Not explicitly called out, but they are seen linking pinkies.