背筋せすじsesuji背せ筋すじ背せ筋すじShow answer(Space)Suspend(@)背せ筋すじ背せ筋すじsesujiCommonRelative commonness of this word, based on various sources (incl. newspapers)CommonNoun (common)Noun (common) (futsuumeishi)Noun (common)spine; line of the backboneseam down the back (of clothing)背せ筋すじ背せ筋すじsesujispine; line of the backboneWhat does 背筋 mean in English?spine; line of the backbone(n)seam down the back (of clothing)(n)Search the picture dictionary for 背筋