The linguistic difference mirrors the social difference in feudal Japan.
In modern English usage, the words are effectively interchangeable. If you say someone "committed Harakiri," everyone knows what you mean. harakiri vs seppuku
Believe it or not, and Seppuku are written with the exact same two characters: The linguistic difference mirrors the social difference in
Harakiri uses the Kun-yomi (native Japanese reading) of the characters. It is a descriptive, literal term. It sounds earthy, visceral, and direct. Believe it or not, and Seppuku are written
Seppuku is the formal, written, and ceremonial term. It evokes the image of a samurai warrior in a quiet garden, dressed in white, composing a death poem before calmly plunging a blade into his abdomen. It was a privilege—a highly ritualized act reserved for the warrior class to atone for shame, avoid capture by an enemy, or protest the actions of a lord. Seppuku was a complex legal and spiritual proceeding, witnessed by a kaishakunin (a second) who would decapitate the samurai at the moment of agony to shorten the suffering. It was an art of dying with dignity, an assertion of control over one’s own fate.