妹 younger sister 8 strokes taught in grade 2 old JLPT 3 #1446 in newspapers Readings Onマイ Kunいもうと In Chinese 妹 Words written with it 妹 いもうと younger sister N5 姉妹 しまい sisters N3 弟妹 ていまい younger brother and sister 義妹 ぎまい sister-in-law (spouse's younger sister… 実妹 じつまい biological younger sister