1. to pay   toushi   harau、shiharau   kau、kounyuu   kakakuhyou   Hint Half-n-half Clue   2. to charge   kakakuhyou   seikyuu   kaigi   shoubai   Half-n-half Clue   3. business hours   eigyoujikan   kakakuhyou   shoubai   kaisha   Half-n-half Clue   4. factory   wakemae   toushi   koujou   kau、kounyuu   Half-n-half Clue   5. sale   hanbai、uriage   shucchou   wakemae   shoubai   Half-n-half Clue   6. interest income   koujou   rihaba   rishi   kaigi   Half-n-half Clue   7. to invest   kaigi   toushi   koujou   seihin   Half-n-half Clue