筋 muscle, sinew, tendon, fiber, plot, plan, descent 12 strokes taught in grade 6 old JLPT 1 #744 in newspapers Readings Onキン Kunすじ In Chinese 筋 Words written with it 筋 すじ muscle N3 筋肉 きんにく muscle N3 大筋 おおすじ outline N1 道筋 みちすじ course (of a road, moving object, etc.) 心筋 しんきん cardiac muscle 消息筋 しょうそくすじ informed circles 鉄筋 てっきん rebar 一筋 ひとすじ one line N1 筋力 きんりょく physical strength 背筋 せすじ spine 筋書き すじがき synopsis 筋道 すじみち reason