Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
人口 džinkou populationjlpt4, leda1
田んぼ tanbo paddy field, farmmix
山川 sansen; jamakawa; jamagawa mountains and rivers; mountains and rivers; mountain riversmix
nama rawadj, jlpt3, ryouri
大変な taihen na tough, awfuladj, jlpt3