IntroductionThe 人間が書いた文章とAI文章の違い, or the difference between human-written text and AI-generated text, is a question more readers, teachers, and editors are asking as writing tools become routine. The gap is real, but it is subtle, and it rarely shows up in grammar. AI text is usually clean and correct. What separates the two is more often judgment, specificity, and a sense that someone actually...
