1. ておけ   pail   shell   sand castle   wave   Hint Half-n-half Clue   2. なみ   shore   wave   surfboard   sand   Half-n-half Clue   3. きゅうごいん   swimming trunks   lifeguard   shore   wave   Half-n-half Clue   4. すな   swimming trunks   lifeguard   sand   sea   Half-n-half Clue   5. すなのしろ   shore   sand castle   surfboard   swimming trunks   Half-n-half Clue   6. かい   shore   shell   sand   swimsuit   Half-n-half Clue   7. きし   sand   shell   swimming trunks   shore   Half-n-half Clue