Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
山川 さんせん; やまかわ; やまがわ mountains and rivers; mountains and rivers; mountain riversmix
人口 じんこう populationjlpt4, leda1
大木 たいぼく big treeleda1, shizen
ろく (num) sixjlpt5
十日 とおか ten days, the tenth day of the monthjlpt5, toki