1. やまなみ、さんみゃく   sea bed   coast   volcano   mountain range   Hint Half-n-half Clue   2. ぬまち、ていしつち   swamp   marsh   beach   archipelago   Half-n-half Clue   3. こやま、おか   rainforest   countryside   globe   hill   Half-n-half Clue   4. とうげ   coast   mountain pass   volcano   beach   Half-n-half Clue   5. ぼくそうち   meadow, grassland   rainforest   spring   forest, woods   Half-n-half Clue   6. ぐんとう   archipelago   trench   forest, woods   rainforest   Half-n-half Clue   7. いけ、せんすい   swamp   pond   map   sea bed   Half-n-half Clue