Compounds of 改善

• 改善
  (n,vs,adj-no) (1) betterment
  improvement
  (2) (uk) kaizen (Japanese business philosophy of continuous improvement)
  (P)
• 改善点
  (n) points of improvement
• 関係改善
  (n) improvement of relations
  rapprochement
• 体質改善
  (n) improvement of one's constitution
  reformation
• 待遇改善
  (n) improvement of labor conditions (labour)
• 景気改善策
  (n) economy recovery plan
• 業務改善命令
  (n) business improvement order