This is the 8459th most frequent Japanese word.
成氏
"成氏" is a Japanese surname, typically transliterated as "Narushi."
成氏 is used as a proper noun referring to a historical person.
成氏は日本の歴史に関わる武将の名前です。
Naruaki is the name of a military commander related to Japanese history.
成氏 here refers to the titular person, emphasizing their legacy and contributions.
成氏の功績は今でも語り継がれています。
Naruaki's achievements are still passed down even today.
成氏 identifies an individual discussed in an educational context.