兄けい兄表記・読み:けい1you代名詞used in letters to address a male friend or superiorfamiliar languagehonorific or respectful (sonkeigo) language2Mr; Mister接尾語used in letters after the name of a male friend or superiorfamiliar languagehonorific or respectful (sonkeigo) language3older brother; elder brother名詞orig. meaning札へ残す語をコピー