母斑 ぼはん Meanings Noun nevus; naevus; birthmark Kanji 母 mother. Read as ボ. 斑 speckle. Read as ハン. Words containing 母斑 色素性母斑 (しきそせいぼはん) melanocytic nevus 母斑細胞母斑 (ぼはんさいぼうぼはん) melanocytic nevus Word lists Medicine Jinuma: Japanese Dictionary · Word lists