1. いずみ   summit, top   spring   creek   cliff   Hint Half-n-half Clue   2. かいてい   creek   sea bed   spring   mountain pass   Half-n-half Clue   3. けしき、ふうけい   volcano   landscape   territory   countryside   Half-n-half Clue   4. かいがん   spring   globe   shore   field   Half-n-half Clue   5. ぐんとう   archipelago   mountain pass   pond   spring   Half-n-half Clue   6. ちきゅう   spring   rainforest   globe   swamp   Half-n-half Clue   7. こやま、おか   cliff   mountain pass   field   hill   Half-n-half Clue