弟さん【おとうとさん】
Frequency rank: 21,764. – 21,894.
Alsoおとうとさん
- younger brotherhonorific or respectful (sonkeigo) language
noun (common) (futsuumeishi)
Generated: This term is a respectful or polite way to refer to someone else's younger brother. It is often used in formal or polite contexts.