さこうべん
左顧右眄 looking right and left or all about vacillation
さこく
鎖国 national isolation exclusion of foreigners
さこくしゅぎ
鎖国主義 (national) isolationism isolation policy
さこくせいさく
鎖国政策 (national) isolationism isolation policy
さこつ
鎖骨 collarbone