Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
umi sea, beachjlpt5, leda1, shizen
高くつく takakucuku to be expensive, to be costlygodan, verb
代える kaeru (1)to replace, (2)to exchange, to interchange, (3)to substitute ichidan, jlpt3, leda1, verb, vtrans
mizu waterjlpt5, kagaku, ryouri, shizen
耳にする miminisuru to hear, to hear by chance, to hear by accident, to catch (the sound)suru