"Yorokobe, shounen" is a well-known line associated with Kirei Kotomine from the Fate series. The phrase translates roughly as "Rejoice, boy," and it became memorable among anime fans because of Kirei's cold, unsettling delivery. Short clips of the quote spread through anime meme pages, YouTube edits and reaction videos, where it is used to signal a nasty twist, emotional damage or a villain enjoying someone else's fate. Its popularity lasts because the line is instantly recognizable and easy to drop into dramatic edits.
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The iconic "Yorokobe, shounen" anime quote from the Fate series, used in edits, memes and reaction clips for sinister reveals or smug victories.
This clip is the short Japanese line "Yorokobe, shounen," delivered in a calm, chilling voice that instantly gives a scene a darker tone. Even though it lasts barely over a second, it lands like a villain reveal, with a smug, ominous energy that anime fans recognize right away. Creators use it when someone gets exactly the outcome they did not want, or when a twist feels cruelly satisfying. It works especially well as a punch-in reaction sound because the delivery is brief, sharp and loaded with menace.
