Vocabulary What does 日本人 (にほんじん, nihonjin) mean? 日本人 (にほんじん, nihonjin) means Japanese person. Quick factsReadingにほんじんRomajinihonjinPart of speechnoun 日本人にほんじんnihonjinJapanese person1noun Japanese personAlso written: ニッポン人Kanji in this word日day; sun本book; origin, root人person