おとうと

弟

Common word

  1. noun (common) (futsuumeishi)

    younger brother, little brother, kid brother

    • 彼は私と弟を取り違えた。
      He mistook me for my younger brother.

  2. noun (common) (futsuumeishi)

    brother-in-law (spouse's younger brother or younger sister's husband)

  3. noun (common) (futsuumeishi)

    pupil, apprentice
    archaic