1. elm   kabanoki, kanba   nire   matsu   popura   Hint Half-n-half Clue   2. chestnut   ooku   momi   kabanoki, kanba   kuri   Half-n-half Clue   3. pine   buchi   kuri   matsu   kabanoki, kanba   Half-n-half Clue   4. fir   popura   momi   himarayasugi   buchi   Half-n-half Clue   5. maple   ooku   nire   kaede   buchi   Half-n-half Clue   6. beech   kuri   buchi   nire   matsu   Half-n-half Clue   7. oak   himarayasugi   ooku   kabanoki, kanba   kaede   Half-n-half Clue